#CB3F8B
Closest named color: Medium Violet Red (#C71585). oklch(59.1% 0.19 351.1), rgb(203, 63, 139).
Aa
Black text reads best on this color (4.62:1).
About this color
#CB3F8B is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.190 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.049 away. Black text reads best on it, at 4.62:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.62:1 |
| White text | 4.54:1 |
Values
| HEX | #CB3F8B |
| RGB | rgb(203, 63, 139) |
| HSL | hsl(327, 57%, 52%) |
| OKLCH | oklch(59.1% 0.19 351.1) |
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 #CB3F8B | 4.54:1 | AA | Lc -76.0 | Fine for body text |
| Black text on #CB3F8B | 4.62:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #CB3F8B text on white | 4.54:1 | AA | Lc 70.5 | Content text, not long reading |
| #CB3F8B text on black | 4.62:1 | AA | Lc -31.2 | Non-text elements, placeholder text |
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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F8E3EC
oklch(93.5% 0.026 349.8)
-
Step 200
200
#F3CDDD
oklch(88.5% 0.047 350.9)
-
Step 300
300
#ECAAC7
oklch(80.8% 0.085 351.1)
-
Step 400
400
#E07AAB
oklch(70.7% 0.138 351)
-
Step 500
500
#D45496
oklch(63.2% 0.175 351.2)
-
Step 600
600 (this color)
#CB3F8B
oklch(59.1% 0.19 351.1)
-
Step 700
700
#A4236D
oklch(49.1% 0.177 350.8)
-
Step 800
800
#852058
oklch(42.6% 0.146 351.2)
-
Step 900
900
#6C2149
oklch(37.7% 0.115 351.1)
-
Step 950
950
#3F152B
oklch(27% 0.072 350.4)
#CB3F8B 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) | #55668D | 0.211 |
| Deuteranopia (no green cones) | #7C7F88 | 0.188 |
| Tritanopia (no blue cones) | #DA375F | 0.070 |
| Achromatopsia (no color) | #767676 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB3F8B
#CB3F8B
oklch(59.1% 0.19 351.1)
- #009374
#009374
oklch(59% 0.116 171)
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 #CB3F8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.049
- Dark Pink #CB416B ΔE 0.050
- Deep Rose #C74767 ΔE 0.060
- Dark Hot Pink #D90166 ΔE 0.066
- Cerise #DE0C62 ΔE 0.071
- Purpley Pink #C83CB9 ΔE 0.074
- Pinky Purple #C94CBE ΔE 0.077
- Neon Pink #F72585 ΔE 0.083
Use #CB3F8B 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.