#C15540
Closest named color: Dark Coral (#CF524E). oklch(58.3% 0.144 32.7), rgb(193, 85, 64).
Aa
Black text reads best on this color (4.64:1).
About this color
#C15540 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.144 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.033 away. Black text reads best on it, at 4.64:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.64:1 |
| White text | 4.52:1 |
Values
| HEX | #C15540 |
| RGB | rgb(193, 85, 64) |
| HSL | hsl(10, 51%, 50%) |
| OKLCH | oklch(58.3% 0.144 32.7) |
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 #C15540 | 4.52:1 | AA | Lc -76.3 | Fine for body text |
| Black text on #C15540 | 4.64:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #C15540 text on white | 4.52:1 | AA | Lc 70.8 | Content text, not long reading |
| #C15540 text on black | 4.64:1 | AA | Lc -30.9 | 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 600.
-
Step 50
50
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#F0D1CA
oklch(88.5% 0.036 32.8)
-
Step 300
300
#E7B2A6
oklch(80.9% 0.065 33)
-
Step 400
400
#D98877
oklch(70.7% 0.103 32.6)
-
Step 500
500
#CD6854
oklch(63.2% 0.132 32.5)
-
Step 600
600 (this color)
#C15540
oklch(58.3% 0.144 32.7)
-
Step 700
700
#9E3D2B
oklch(49.1% 0.133 32.5)
-
Step 800
800
#803324
oklch(42.6% 0.11 32.8)
-
Step 900
900
#682E22
oklch(37.8% 0.086 33.1)
-
Step 950
950
#3D1B15
oklch(27% 0.055 31.3)
#C15540 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) | #71683E | 0.146 |
| Deuteranopia (no green cones) | #8C7F3D | 0.134 |
| Tritanopia (no blue cones) | #D33F50 | 0.057 |
| Achromatopsia (no color) | #767676 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C15540
#C15540
oklch(58.3% 0.144 32.7)
- #008A9F
#008A9F
oklch(58.2% 0.102 213.3)
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 #C15540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.033
- Brick Orange #C14A09 ΔE 0.039
- Rust Orange #C45508 ΔE 0.040
- Burnt Orange #C04E01 ΔE 0.040
- Terra Cotta #C9643B ΔE 0.041
- Indian Red #CD5C5C ΔE 0.042
- Dusty Red #B9484E ΔE 0.042
- Terracotta #CA6641 ΔE 0.044
Use #C15540 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.