#CA4636
Closest named color: Dark Coral (#CF524E). oklch(57.6% 0.171 30), rgb(202, 70, 54).
Aa
White text reads best on this color (4.72:1).
About this color
#CA4636 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.171 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.032 away. White text reads best on it, at 4.72:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.44:1 |
| White text | 4.72:1 |
Values
| HEX | #CA4636 |
| RGB | rgb(202, 70, 54) |
| HSL | hsl(6, 58%, 50%) |
| OKLCH | oklch(57.6% 0.171 30) |
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 #CA4636 | 4.72:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #CA4636 | 4.44:1 | AA large text | Lc 32.2 | Non-text elements, placeholder text |
| #CA4636 text on white | 4.72:1 | AA | Lc 71.8 | Content text, not long reading |
| #CA4636 text on black | 4.44:1 | AA large text | Lc -29.8 | Dividers and decoration only |
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
#F4CFC9
oklch(88.4% 0.043 28.8)
-
Step 300
300
#EEAFA3
oklch(81% 0.076 31)
-
Step 400
400
#E38272
oklch(70.8% 0.123 30.3)
-
Step 500
500
#D85E4D
oklch(63.2% 0.157 30.1)
-
Step 600
600 (this color)
#CA4636
oklch(57.6% 0.171 30)
-
Step 700
700
#A83023
oklch(49.1% 0.158 29.9)
-
Step 800
800
#88291E
oklch(42.6% 0.131 30)
-
Step 900
900
#6E271E
oklch(37.7% 0.103 29.9)
-
Step 950
950
#411812
oklch(27% 0.065 30.3)
#CA4636 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) | #6B6133 | 0.179 |
| Deuteranopia (no green cones) | #8C7E32 | 0.164 |
| Tritanopia (no blue cones) | #DE2243 | 0.059 |
| Achromatopsia (no color) | #737373 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CA4636
#CA4636
oklch(57.6% 0.171 30)
- #008999
#008999
oklch(57.7% 0.099 209.1)
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 #CA4636, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.032
- Faded Red #D3494E ΔE 0.032
- Dull Red #BB3F3F ΔE 0.037
- Brick Orange #C14A09 ΔE 0.038
- Dusty Red #B9484E ΔE 0.042
- Burnt Orange #C04E01 ΔE 0.044
- Pale Red #D9544D ΔE 0.046
- Sinopia #BB3E03 ΔE 0.047
Use #CA4636 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.