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Warm · 🇯🇵 和色

血红 (Lurid Red)

#FF4505

Discovered from colornames_crowdsource. HSL(15,100%,51%) — warm tone.

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Emotion & Mood

Emotion
Warmthcomfortenergy
Mood
Cozy and energizingbalanced and inviting

Personality & Symbolism

Invitingconfidentauthentic
Cultural Symbolism

Growth, renewal, gentle elegance

Recommended Use

Interior design, food branding, fashion, lifestyle packaging.

Color Harmonies

Complementary
#FF4505
+
#05c1ff
Split Complementary
#05ffc1
#FF4505
#0544ff
Darker Shades
Lighter Tints

Visual Analysis

Hue15°
Saturation100%
Lightness51%
This is a medium-toned color with high saturation. It falls in the red hue family (15°).

Technical Values

HEX#FF4505
RGBrgb(255, 69, 5)
HSLhsl(15, 100%, 51%)
CMYK0%, 73%, 98%, 0%
ContrastDark
CSSbackground: #FF4505;

Accessibility — WCAG Contrast

White Text Sample
The quick brown fox jumps.
3.44:1
AA AAA
Black Text Sample
The quick brown fox jumps.
6.11:1
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: black (#000000).

Color Psychology

Color Temperature

This warm-toned color (hue 15°) 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

This mid-range lightness (51%) creates a balanced visual presence — neither heavy nor ethereal. It works well for both text and interactive elements.

Saturation Impact

The high saturation (100%) creates a vibrant, attention-demanding presence. Highly saturated colors are processed faster by the human brain — reaction time decreases by approximately 50ms compared to desaturated variants.

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.

CTAs & Accents

High saturation draws attention — use for primary buttons, notification badges, and important interactive elements.

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