#CC636B
Closest named color: Indian Red (#CD5C5C). oklch(62.7% 0.133 17), rgb(204, 99, 107).
Aa
Black text reads best on this color (5.56:1).
About this color
#CC636B is a medium-light, moderately saturated red. In OKLCH its lightness is 63%, its chroma 0.133 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Indian Red (#CD5C5C), ΔE 0.021 away. Black text reads best on it, at 5.56:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Indian Red (#CD5C5C) |
| Black text | 5.56:1 |
| White text | 3.77:1 |
Values
| HEX | #CC636B |
| RGB | rgb(204, 99, 107) |
| HSL | hsl(355, 51%, 59%) |
| OKLCH | oklch(62.7% 0.133 17) |
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 #CC636B | 3.77:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #CC636B | 5.56:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #CC636B text on white | 3.77:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #CC636B text on black | 5.56:1 | AA | Lc -36.9 | 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 500.
-
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
#E8B0B2
oklch(80.9% 0.066 16.2)
-
Step 400
400
#DA8589
oklch(70.7% 0.105 17)
-
Step 500
500 (this color)
#CC636B
oklch(62.7% 0.133 17)
-
Step 600
600
#B84854
oklch(55.5% 0.145 16.8)
-
Step 700
700
#9F3944
oklch(49.2% 0.135 17.3)
-
Step 800
800
#813038
oklch(42.7% 0.112 17.3)
-
Step 900
900
#682B31
oklch(37.7% 0.088 16.3)
-
Step 950
950
#3D1A1D
oklch(27% 0.055 16.1)
#CC636B 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) | #7A766B | 0.143 |
| Deuteranopia (no green cones) | #948B69 | 0.132 |
| Tritanopia (no blue cones) | #DD5566 | 0.037 |
| Achromatopsia (no color) | #838383 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CC636B
#CC636B
oklch(62.7% 0.133 17)
- #009C9E
#009C9E
oklch(62.8% 0.107 196.4)
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 #CC636B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indian Red #CD5C5C ΔE 0.021
- Dusky Rose #BA6873 ΔE 0.033
- Pastel Red #DB5856 ΔE 0.037
- Dusty Rose #C0737A ΔE 0.039
- Dark Coral #CF524E ΔE 0.042
- Pale Red #D9544D ΔE 0.043
- Faded Red #D3494E ΔE 0.052
- Old Pink #C77986 ΔE 0.052
Use #CC636B 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.