#C4535B
Closest named color: Dark Coral (#CF524E). oklch(58.9% 0.145 18.4), rgb(196, 83, 91).
Aa
Black text reads best on this color (4.73:1).
About this color
#C4535B is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.145 and its hue 18°. 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 4.73:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.73:1 |
| White text | 4.43:1 |
Values
| HEX | #C4535B |
| RGB | rgb(196, 83, 91) |
| HSL | hsl(356, 49%, 55%) |
| OKLCH | oklch(58.9% 0.145 18.4) |
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 #C4535B | 4.43:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #C4535B | 4.73:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #C4535B text on white | 4.43:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #C4535B text on black | 4.73:1 | AA | Lc -31.5 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F0D0D0
oklch(88.4% 0.036 17.9)
-
Step 300
300
#E8B0B0
oklch(80.9% 0.066 18.6)
-
Step 400
400
#DA8587
oklch(70.7% 0.105 18.5)
-
Step 500
500
#CD646A
oklch(63% 0.133 18.1)
-
Step 600
600 (this color)
#C4535B
oklch(58.9% 0.145 18.4)
-
Step 700
700
#9F3942
oklch(49.1% 0.135 18.5)
-
Step 800
800
#813037
oklch(42.7% 0.112 18)
-
Step 900
900
#682C2F
oklch(37.8% 0.086 19.1)
-
Step 950
950
#3D1A1C
oklch(26.9% 0.055 17.9)
#C4535B 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) | #6D695B | 0.157 |
| Deuteranopia (no green cones) | #8A8158 | 0.146 |
| Tritanopia (no blue cones) | #D54157 | 0.040 |
| Achromatopsia (no color) | #787878 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4535B
#C4535B
oklch(58.9% 0.145 18.4)
- #008F93
#008F93
oklch(59% 0.1 198.3)
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 #C4535B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.026
- Indian Red #CD5C5C ΔE 0.028
- Faded Red #D3494E ΔE 0.032
- Deep Rose #C74767 ΔE 0.033
- Dusty Red #B9484E ΔE 0.035
- Dark Rose #B5485D ΔE 0.041
- Pale Red #D9544D ΔE 0.044
- Dark Pink #CB416B ΔE 0.047
Use #C4535B 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.