#CB137A
Closest named color: Medium Violet Red (#C71585). oklch(55.5% 0.22 354.8), rgb(203, 19, 122).
Aa
White text reads best on this color (5.36:1).
About this color
#CB137A is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.220 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.020 away. White text reads best on it, at 5.36:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.220) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #CB137A |
| RGB | rgb(203, 19, 122) |
| HSL | hsl(326, 83%, 44%) |
| OKLCH | oklch(55.5% 0.22 354.8) |
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 #CB137A | 5.36:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #CB137A | 3.91:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #CB137A text on white | 5.36:1 | AA | Lc 74.6 | Content text, not long reading |
| #CB137A text on black | 3.91:1 | AA large text | Lc -27.1 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FBE2EB
oklch(93.6% 0.03 353.9)
-
Step 200
200
#F8CBDB
oklch(88.5% 0.055 354.9)
-
Step 300
300
#F4A6C4
oklch(80.9% 0.099 354.8)
-
Step 400
400
#EA72A6
oklch(70.7% 0.158 354.6)
-
Step 500
500
#E04490
oklch(63% 0.203 354.7)
-
Step 600
600 (this color)
#CB137A
oklch(55.5% 0.22 354.8)
-
Step 700
700
#AE0067
oklch(49.1% 0.202 354.6)
-
Step 800
800
#8E0954
oklch(42.6% 0.17 354.6)
-
Step 900
900
#721745
oklch(37.6% 0.131 354.8)
-
Step 950
950
#441029
oklch(27.1% 0.084 354.6)
#CB137A 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) | #44567C | 0.251 |
| Deuteranopia (no green cones) | #767676 | 0.220 |
| Tritanopia (no blue cones) | #DC0049 | 0.081 |
| Achromatopsia (no color) | #6B6B6B | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB137A
#CB137A
oklch(55.5% 0.22 354.8)
- #00876F
#00876F
oklch(55.6% 0.106 174.3)
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 #CB137A, closest first.
No curated palette has a color within ΔE 0.04 of #CB137A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.020
- Dark Hot Pink #D90166 ΔE 0.042
- Cerise #DE0C62 ΔE 0.056
- Dark Pink #CB416B ΔE 0.065
- Lipstick #D5174E ΔE 0.072
- Ruby #CA0147 ΔE 0.074
- Deep Rose #C74767 ΔE 0.077
- Raspberry #B00149 ΔE 0.090
Use #CB137A 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.