#CB233B
Closest named color: Cherry (#CF0234). oklch(54.7% 0.2 20.5), rgb(203, 35, 59).
Aa
White text reads best on this color (5.46:1).
About this color
#CB233B is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.200 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.018 away. White text reads best on it, at 5.46:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #CB233B |
| RGB | rgb(203, 35, 59) |
| HSL | hsl(351, 71%, 47%) |
| OKLCH | oklch(54.7% 0.2 20.5) |
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 #CB233B | 5.46:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #CB233B | 3.84:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #CB233B text on white | 5.46:1 | AA | Lc 75.5 | Fine for body text |
| #CB233B text on black | 3.84:1 | AA large text | Lc -26.3 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE3E2
oklch(93.5% 0.026 20.5)
-
Step 200
200
#F9CDCB
oklch(88.6% 0.05 21.2)
-
Step 300
300
#F5AAA8
oklch(80.9% 0.089 20.9)
-
Step 400
400
#ED787A
oklch(70.7% 0.145 20.4)
-
Step 500
500
#E34E58
oklch(63.1% 0.184 20.4)
-
Step 600
600 (this color)
#CB233B
oklch(54.7% 0.2 20.5)
-
Step 700
700
#B21630
oklch(49.1% 0.186 20.4)
-
Step 800
800
#911828
oklch(42.8% 0.154 20.6)
-
Step 900
900
#741D25
oklch(37.6% 0.12 20.2)
-
Step 950
950
#441316
oklch(26.9% 0.075 20.3)
#CB233B 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) | #59533A | 0.221 |
| Deuteranopia (no green cones) | #827635 | 0.202 |
| Tritanopia (no blue cones) | #DF002E | 0.039 |
| Achromatopsia (no color) | #696969 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB233B
#CB233B
oklch(54.7% 0.2 20.5)
- #008086
#008086
oklch(54.5% 0.093 200.6)
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 #CB233B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.018
- Ruby #CA0147 ΔE 0.031
- Lipstick #D5174E ΔE 0.033
- Crimson #DC143C ΔE 0.033
- Lipstick Red #C0022F ΔE 0.036
- Rose Red #BE013C ΔE 0.041
- Dull Red #BB3F3F ΔE 0.042
- Scarlet #BE0119 ΔE 0.047
Use #CB233B 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.