#C55F45
Closest named color: Terra Cotta (#C9643B). oklch(60.4% 0.137 35.4), rgb(197, 95, 69).
Aa
Black text reads best on this color (5.09:1).
About this color
#C55F45 is a medium-dark, moderately saturated red. In OKLCH its lightness is 60%, its chroma 0.137 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.020 away. Black text reads best on it, at 5.09:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.137) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.09:1 |
| White text | 4.12:1 |
Values
| HEX | #C55F45 |
| RGB | rgb(197, 95, 69) |
| HSL | hsl(12, 52%, 52%) |
| OKLCH | oklch(60.4% 0.137 35.4) |
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 #C55F45 | 4.12:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #C55F45 | 5.09:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #C55F45 text on white | 4.12:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #C55F45 text on black | 5.09:1 | AA | Lc -33.9 | 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
#F0D1C9
oklch(88.4% 0.037 34.8)
-
Step 300
300
#E8B2A3
oklch(80.9% 0.067 36.1)
-
Step 400
400
#DA8872
oklch(70.7% 0.106 35.8)
-
Step 500
500 (this color)
#C55F45
oklch(60.4% 0.137 35.4)
-
Step 600
600
#BA4C30
oklch(55.7% 0.149 35.4)
-
Step 700
700
#A03C22
oklch(49.2% 0.139 35.5)
-
Step 800
800
#82321E
oklch(42.7% 0.115 35.2)
-
Step 900
900
#682D1E
oklch(37.6% 0.089 35.4)
-
Step 950
950
#3D1B12
oklch(26.9% 0.056 35.8)
#C55F45 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) | #7A6F42 | 0.135 |
| Deuteranopia (no green cones) | #938543 | 0.124 |
| Tritanopia (no blue cones) | #D74C59 | 0.059 |
| Achromatopsia (no color) | #7D7D7D | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C55F45
#C55F45
oklch(60.4% 0.137 35.4)
- #0091AA
#0091AA
oklch(60.5% 0.107 215.6)
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 #C55F45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.020
- Terracotta #CA6641 ΔE 0.021
- Terracota #CB6843 ΔE 0.026
- Adobe #BD6C48 ΔE 0.031
- Clay #B66A50 ΔE 0.033
- Indian Red #CD5C5C ΔE 0.035
- Dark Coral #CF524E ΔE 0.035
- Rusty Orange #CD5909 ΔE 0.041
Use #C55F45 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.