#CB4A37
Closest named color: Dark Coral (#CF524E). oklch(58.2% 0.168 31), rgb(203, 74, 55).
Aa
White text reads best on this color (4.59:1).
About this color
#CB4A37 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.168 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.028 away. White text reads best on it, at 4.59:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.57:1 |
| White text | 4.59:1 |
Values
| HEX | #CB4A37 |
| RGB | rgb(203, 74, 55) |
| HSL | hsl(8, 59%, 51%) |
| OKLCH | oklch(58.2% 0.168 31) |
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 #CB4A37 | 4.59:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #CB4A37 | 4.57:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #CB4A37 text on white | 4.59:1 | AA | Lc 71.0 | Content text, not long reading |
| #CB4A37 text on black | 4.57:1 | AA | Lc -30.7 | 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 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
#F4D0C9
oklch(88.6% 0.042 30.9)
-
Step 300
300
#EDAFA3
oklch(80.9% 0.075 31.1)
-
Step 400
400
#E28272
oklch(70.7% 0.122 30.4)
-
Step 500
500
#D65F4C
oklch(63% 0.154 31)
-
Step 600
600 (this color)
#CB4A37
oklch(58.2% 0.168 31)
-
Step 700
700
#A73222
oklch(49.1% 0.156 30.9)
-
Step 800
800
#872B1E
oklch(42.6% 0.128 30.9)
-
Step 900
900
#6D281E
oklch(37.6% 0.101 30.6)
-
Step 950
950
#401912
oklch(27% 0.063 31.8)
#CB4A37 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) | #6E6334 | 0.174 |
| Deuteranopia (no green cones) | #8E8033 | 0.160 |
| Tritanopia (no blue cones) | #DF2946 | 0.060 |
| Achromatopsia (no color) | #757575 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB4A37
#CB4A37
oklch(58.2% 0.168 31)
- #008B9D
#008B9D
oklch(58.4% 0.101 210.7)
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 #CB4A37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.028
- Faded Red #D3494E ΔE 0.031
- Brick Orange #C14A09 ΔE 0.038
- Pale Red #D9544D ΔE 0.040
- Burnt Orange #C04E01 ΔE 0.043
- Dull Red #BB3F3F ΔE 0.044
- Rust Orange #C45508 ΔE 0.044
- Dusty Red #B9484E ΔE 0.046
Use #CB4A37 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.