#CB337D
Closest named color: Medium Violet Red (#C71585). oklch(57.5% 0.197 355.8), rgb(203, 51, 125).
Aa
White text reads best on this color (4.87:1).
About this color
#CB337D is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.197 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.039 away. White text reads best on it, at 4.87:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #CB337D |
| RGB | rgb(203, 51, 125) |
| HSL | hsl(331, 60%, 50%) |
| OKLCH | oklch(57.5% 0.197 355.8) |
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 #CB337D | 4.87:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #CB337D | 4.30:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #CB337D text on white | 4.87:1 | AA | Lc 72.5 | Content text, not long reading |
| #CB337D text on black | 4.30:1 | AA large text | Lc -29.2 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F5CCDA
oklch(88.4% 0.049 355.6)
-
Step 300
300
#F0A9C3
oklch(81% 0.089 355.6)
-
Step 400
400
#E478A4
oklch(70.7% 0.142 355.6)
-
Step 500
500
#D9508D
oklch(63.1% 0.181 356)
-
Step 600
600 (this color)
#CB337D
oklch(57.5% 0.197 355.8)
-
Step 700
700
#A91B64
oklch(49.1% 0.184 355.9)
-
Step 800
800
#891B52
oklch(42.6% 0.152 355.6)
-
Step 900
900
#6F1E44
oklch(37.7% 0.12 355.7)
-
Step 950
950
#411328
oklch(26.9% 0.076 355.1)
#CB337D 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) | #525F7F | 0.221 |
| Deuteranopia (no green cones) | #7C7B7A | 0.197 |
| Tritanopia (no blue cones) | #DB2054 | 0.065 |
| Achromatopsia (no color) | #717171 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB337D
#CB337D
oklch(57.5% 0.197 355.8)
- #008D76
#008D76
oklch(57.5% 0.108 175.8)
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 #CB337D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.039
- Dark Pink #CB416B ΔE 0.040
- Dark Hot Pink #D90166 ΔE 0.046
- Deep Rose #C74767 ΔE 0.053
- Cerise #DE0C62 ΔE 0.053
- Lipstick #D5174E ΔE 0.068
- Dark Rose #B5485D ΔE 0.075
- Ruby #CA0147 ΔE 0.077
Use #CB337D 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.