#CB132A
Closest named color: Cherry (#CF0234). oklch(53.7% 0.209 23.8), rgb(203, 19, 42).
Aa
White text reads best on this color (5.72:1).
About this color
#CB132A is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.209 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.015 away. White text reads best on it, at 5.72:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #CB132A |
| RGB | rgb(203, 19, 42) |
| HSL | hsl(353, 83%, 44%) |
| OKLCH | oklch(53.7% 0.209 23.8) |
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 #CB132A | 5.72:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #CB132A | 3.66:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #CB132A text on white | 5.72:1 | AA | Lc 76.4 | Fine for body text |
| #CB132A text on black | 3.66:1 | AA large text | Lc -25.3 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FACCC9
oklch(88.4% 0.052 22.6)
-
Step 300
300
#F8A9A3
oklch(81% 0.094 24.2)
-
Step 400
400
#F07672
oklch(70.7% 0.151 23.6)
-
Step 500
500
#E74B4D
oklch(63.2% 0.192 23.8)
-
Step 600
600 (this color)
#CB132A
oklch(53.7% 0.209 23.8)
-
Step 700
700
#B50923
oklch(49% 0.194 23.7)
-
Step 800
800
#93121E
oklch(42.7% 0.161 23.9)
-
Step 900
900
#761B1E
oklch(37.7% 0.125 24)
-
Step 950
950
#461212
oklch(27.1% 0.08 24.2)
#CB132A 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) | #564E29 | 0.231 |
| Deuteranopia (no green cones) | #817322 | 0.208 |
| Tritanopia (no blue cones) | #E00020 | 0.042 |
| Achromatopsia (no color) | #666666 | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB132A
#CB132A
oklch(53.7% 0.209 23.8)
- #007D86
#007D86
oklch(53.7% 0.092 203.6)
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 #CB132A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.015
- Lipstick Red #C0022F ΔE 0.028
- Scarlet #BE0119 ΔE 0.033
- Ruby #CA0147 ΔE 0.038
- Crimson #DC143C ΔE 0.039
- Rose Red #BE013C ΔE 0.040
- Lipstick #D5174E ΔE 0.046
- Dull Red #BB3F3F ΔE 0.050
Use #CB132A 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.