#C55E47
Closest named color: Terra Cotta (#C9643B). oklch(60.3% 0.137 33.9), rgb(197, 94, 71).
Aa
Black text reads best on this color (5.06:1).
About this color
#C55E47 is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.137 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.023 away. Black text reads best on it, at 5.06:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.137) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.06:1 |
| White text | 4.14:1 |
Values
| HEX | #C55E47 |
| RGB | rgb(197, 94, 71) |
| HSL | hsl(11, 52%, 53%) |
| OKLCH | oklch(60.3% 0.137 33.9) |
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 #C55E47 | 4.14:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #C55E47 | 5.06:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #C55E47 text on white | 4.14:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #C55E47 text on black | 5.06:1 | AA | Lc -33.7 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F1D1C9
oklch(88.5% 0.038 34.3)
-
Step 300
300
#E8B2A4
oklch(80.9% 0.066 35)
-
Step 400
400
#DB8774
oklch(70.7% 0.108 33.5)
-
Step 500
500 (this color)
#C55E47
oklch(60.3% 0.137 33.9)
-
Step 600
600
#BA4B33
oklch(55.6% 0.149 33.8)
-
Step 700
700
#A03B25
oklch(49.1% 0.139 33.9)
-
Step 800
800
#823220
oklch(42.7% 0.115 34.2)
-
Step 900
900
#692D20
oklch(37.8% 0.089 33.7)
-
Step 950
950
#3E1B13
oklch(27.1% 0.057 34.1)
#C55E47 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) | #796F45 | 0.137 |
| Deuteranopia (no green cones) | #928545 | 0.127 |
| Tritanopia (no blue cones) | #D74B59 | 0.057 |
| Achromatopsia (no color) | #7C7C7C | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C55E47
#C55E47
oklch(60.3% 0.137 33.9)
- #0091A7
#0091A7
oklch(60.3% 0.106 213.3)
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 #C55E47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.023
- Terracotta #CA6641 ΔE 0.024
- Terracota #CB6843 ΔE 0.028
- Indian Red #CD5C5C ΔE 0.032
- Dark Coral #CF524E ΔE 0.032
- Adobe #BD6C48 ΔE 0.033
- Clay #B66A50 ΔE 0.034
- Pale Red #D9544D ΔE 0.041
Use #C55E47 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.