#CB4E37
Closest named color: Dark Coral (#CF524E). oklch(58.7% 0.164 32.5), rgb(203, 78, 55).
Aa
Black text reads best on this color (4.68:1).
About this color
#CB4E37 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.164 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.026 away. Black text reads best on it, at 4.68:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.68:1 |
| White text | 4.48:1 |
Values
| HEX | #CB4E37 |
| RGB | rgb(203, 78, 55) |
| HSL | hsl(9, 59%, 51%) |
| OKLCH | oklch(58.7% 0.164 32.5) |
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 #CB4E37 | 4.48:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #CB4E37 | 4.68:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #CB4E37 text on white | 4.48:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #CB4E37 text on black | 4.68:1 | AA | Lc -31.4 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F3D0C8
oklch(88.5% 0.041 33)
-
Step 300
300
#ECB0A3
oklch(80.9% 0.073 32.5)
-
Step 400
400
#E08471
oklch(70.7% 0.117 32.6)
-
Step 500
500
#D5614B
oklch(63.1% 0.151 32.4)
-
Step 600
600 (this color)
#CB4E37
oklch(58.7% 0.164 32.5)
-
Step 700
700
#A53420
oklch(49% 0.152 32.4)
-
Step 800
800
#862D1C
oklch(42.7% 0.126 32.9)
-
Step 900
900
#6C291D
oklch(37.6% 0.099 32.1)
-
Step 950
950
#401912
oklch(27% 0.063 31.8)
#CB4E37 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) | #706634 | 0.169 |
| Deuteranopia (no green cones) | #8F8133 | 0.155 |
| Tritanopia (no blue cones) | #DF3049 | 0.062 |
| Achromatopsia (no color) | #777777 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB4E37
#CB4E37
oklch(58.7% 0.164 32.5)
- #008CA0
#008CA0
oklch(58.8% 0.102 212.2)
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 #CB4E37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.026
- Faded Red #D3494E ΔE 0.034
- Brick Orange #C14A09 ΔE 0.037
- Pale Red #D9544D ΔE 0.038
- Rust Orange #C45508 ΔE 0.040
- Burnt Orange #C04E01 ΔE 0.041
- Rusty Orange #CD5909 ΔE 0.042
- Deep Orange #DC4D01 ΔE 0.042
Use #CB4E37 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.