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Warm · 🇯🇵 和色 · 🗳️ XKCD

炭赭 (Ember Umber)

#3B2B28

将灭炭火中残留的暗红褐 — a color that has never been formally named in any known color database (XKCD, CSS, Crayola), discovered through CIEDE2000 color-space gap analysis with ΔE=10.17 from nearest named color.

Generate palette with this color →

Emotion & Mood

Emotion
Warmthgroundingcomfort
Mood
Cozy and intimatewith deep intensity

Personality & Symbolism

Earthysteadfastauthentic
Cultural Symbolism

Mystery, resilience, hidden beauty

Recommended Use

Leather goods, artisan branding, vintage interior design, coffee shop aesthetics.

Color Harmonies

Complementary
#3B2B28
+
#27373a
Split Complementary
#273a33
#3B2B28
#272e3a
Darker Shades
Lighter Tints

Visual Analysis

Hue9°
Saturation19%
Lightness19%
This is a dark color with low saturation. It falls in the red hue family (9°).

Technical Values

HEX#3B2B28
RGBrgb(59, 43, 40)
HSLhsl(9, 19%, 19%)
CMYK0%, 27%, 32%, 77%
ContrastLight
CSSbackground: #3B2B28;

Accessibility — WCAG Contrast

White Text Sample
The quick brown fox jumps.
13.44:1
AA AAA
Black Text Sample
The quick brown fox jumps.
1.56:1
AA AAA

WCAG 2.1 requires a contrast ratio of ≥4.5:1 for AA (normal text) and ≥7:1 for AAA. Best text color for this background: white (#FFFFFF).

Color Psychology

Color Temperature

This warm-toned color (hue 9°) triggers psychological responses associated with energy, comfort, and action. Warm colors appear to advance towards the viewer, making elements feel closer and more prominent.

Visual Weight

At 19% lightness, this color carries substantial visual weight. Dark colors add perceived importance and gravity to elements. Research shows dark elements are perceived as 10-30% heavier.

Saturation Impact

The low saturation (19%) gives this color a muted, sophisticated quality. Desaturated colors reduce cognitive load and are associated with professionalism and maturity in design research.

Design Applications

Food & Beverage

Stimulates appetite and conveys urgency — ideal for restaurant branding, food packaging, and sale promotions.

Health & Vitality

Represents life energy and passion — great for fitness brands, health apps, and wellness products.

Dark Theme & UI

Deep tones reduce eye strain in dark mode — perfect for code editors, media players, and night-mode interfaces.

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