#CB0665
Closest named color: Dark Hot Pink (#D90166). oklch(54.5% 0.218 2.5), rgb(203, 6, 101).
Aa
White text reads best on this color (5.59:1).
About this color
#CB0665 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.218 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Hot Pink (#D90166), ΔE 0.029 away. White text reads best on it, at 5.59:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.218) |
| Temperature | warm |
| Nearest name | Dark Hot Pink (#D90166) |
| Black text | 3.75:1 |
| White text | 5.59:1 |
Values
| HEX | #CB0665 |
| RGB | rgb(203, 6, 101) |
| HSL | hsl(331, 94%, 41%) |
| OKLCH | oklch(54.5% 0.218 2.5) |
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 #CB0665 | 5.59:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #CB0665 | 3.75:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #CB0665 text on white | 5.59:1 | AA | Lc 75.5 | Fine for body text |
| #CB0665 text on black | 3.75:1 | AA large text | Lc -26.2 | 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FBE2E8
oklch(93.5% 0.028 1.4)
-
Step 200
200
#F9CBD6
oklch(88.5% 0.054 2.2)
-
Step 300
300
#F6A6BB
oklch(80.9% 0.098 2.3)
-
Step 400
400
#EE7298
oklch(70.8% 0.157 2.6)
-
Step 500
500
#E4447F
oklch(63.1% 0.2 2.5)
-
Step 600
600 (this color)
#CB0665
oklch(54.5% 0.218 2.5)
-
Step 700
700
#B10057
oklch(49.1% 0.198 2.4)
-
Step 800
800
#910847
oklch(42.7% 0.167 2.5)
-
Step 900
900
#75163B
oklch(37.7% 0.131 2.9)
-
Step 950
950
#451023
oklch(27.1% 0.083 2.5)
#CB0665 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) | #495167 | 0.248 |
| Deuteranopia (no green cones) | #797461 | 0.221 |
| Tritanopia (no blue cones) | #DD003B | 0.071 |
| Achromatopsia (no color) | #686868 | 0.219 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB0665
#CB0665
oklch(54.5% 0.218 2.5)
- #008275
#008275
oklch(54.5% 0.097 182.8)
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 #CB0665, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Hot Pink #D90166 ΔE 0.029
- Cerise #DE0C62 ΔE 0.041
- Ruby #CA0147 ΔE 0.043
- Lipstick #D5174E ΔE 0.046
- Medium Violet Red #C71585 ΔE 0.050
- Dark Pink #CB416B ΔE 0.057
- Rose Red #BE013C ΔE 0.062
- Cherry #CF0234 ΔE 0.068
Use #CB0665 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.