#CB637C
Closest named color: Dusky Rose (#BA6873). oklch(63% 0.134 6.5), rgb(203, 99, 124).
Aa
Black text reads best on this color (5.61:1).
About this color
#CB637C is a medium-light, moderately saturated red. In OKLCH its lightness is 63%, its chroma 0.134 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Dusky Rose (#BA6873), ΔE 0.035 away. Black text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Dusky Rose (#BA6873) |
| Black text | 5.61:1 |
| White text | 3.73:1 |
Values
| HEX | #CB637C |
| RGB | rgb(203, 99, 124) |
| HSL | hsl(346, 50%, 59%) |
| OKLCH | oklch(63% 0.134 6.5) |
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 #CB637C | 3.73:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #CB637C | 5.61:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #CB637C text on white | 3.73:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #CB637C text on black | 5.61:1 | AA | Lc -37.2 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F6E5E8
oklch(93.6% 0.019 5.3)
-
Step 200
200
#F0D0D5
oklch(88.6% 0.036 7.2)
-
Step 300
300
#E7B0BA
oklch(81% 0.065 6.5)
-
Step 400
400
#D88496
oklch(70.7% 0.105 6.2)
-
Step 500
500 (this color)
#CB637C
oklch(63% 0.134 6.5)
-
Step 600
600
#B64865
oklch(55.6% 0.144 6.8)
-
Step 700
700
#9D3854
oklch(49.1% 0.136 6.6)
-
Step 800
800
#7F2F45
oklch(42.6% 0.112 6.2)
-
Step 900
900
#672B3A
oklch(37.8% 0.088 6.6)
-
Step 950
950
#3C1A22
oklch(27% 0.054 6.5)
#CB637C 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) | #76787D | 0.147 |
| Deuteranopia (no green cones) | #908C7A | 0.137 |
| Tritanopia (no blue cones) | #DA596C | 0.034 |
| Achromatopsia (no color) | #848484 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB637C
#CB637C
oklch(63% 0.134 6.5)
- #009E94
#009E94
oklch(63% 0.11 186.9)
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 #CB637C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Rose #BA6873 ΔE 0.035
- Dusty Rose #C0737A ΔE 0.041
- Indian Red #CD5C5C ΔE 0.042
- Muted Pink #D1768F ΔE 0.047
- Old Pink #C77986 ΔE 0.048
- Pale Violet Red #DB7093 ΔE 0.050
- Dusky Pink #CC7A8B ΔE 0.051
- Pastel Red #DB5856 ΔE 0.055
Use #CB637C 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.