#C55B4E
Closest named color: Indian Red (#CD5C5C). oklch(60% 0.138 28.9), rgb(197, 91, 78).
Aa
Black text reads best on this color (4.98:1).
About this color
#C55B4E is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.138 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Indian Red (#CD5C5C), ΔE 0.024 away. Black text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Indian Red (#CD5C5C) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #C55B4E |
| RGB | rgb(197, 91, 78) |
| HSL | hsl(7, 51%, 54%) |
| OKLCH | oklch(60% 0.138 28.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #C55B4E | 4.21:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #C55B4E | 4.98:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #C55B4E text on white | 4.21:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #C55B4E text on black | 4.98:1 | AA | Lc -33.1 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F1D0CB
oklch(88.4% 0.038 28.1)
-
Step 300
300
#E9B1A8
oklch(80.9% 0.067 29)
-
Step 400
400
#DC8679
oklch(70.8% 0.108 29.3)
-
Step 500
500 (this color)
#C55B4E
oklch(60% 0.138 28.9)
-
Step 600
600
#BB493C
oklch(55.6% 0.15 29.2)
-
Step 700
700
#A1392F
oklch(49.1% 0.14 28.7)
-
Step 800
800
#833027
oklch(42.7% 0.116 29)
-
Step 900
900
#692C24
oklch(37.7% 0.089 29.5)
-
Step 950
950
#3E1A16
oklch(27% 0.057 28)
#C55B4E with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #766D4C | 0.142 |
| Deuteranopia (no green cones) | #90844C | 0.132 |
| Tritanopia (no blue cones) | #D74858 | 0.050 |
| Achromatopsia (no color) | #7B7B7B | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C55B4E
#C55B4E
oklch(60% 0.138 28.9)
- #0091A1
#0091A1
oklch(60.1% 0.103 208.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #C55B4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indian Red #CD5C5C ΔE 0.024
- Dark Coral #CF524E ΔE 0.024
- Terracotta #CA6641 ΔE 0.035
- Terra Cotta #C9643B ΔE 0.035
- Pale Red #D9544D ΔE 0.037
- Terracota #CB6843 ΔE 0.039
- Faded Red #D3494E ΔE 0.040
- Clay #B66A50 ΔE 0.040
Use #C55B4E in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.