#CB3684
Closest named color: Medium Violet Red (#C71585). oklch(58% 0.197 353.1), rgb(203, 54, 132).
Aa
White text reads best on this color (4.77:1).
About this color
#CB3684 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.197 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.038 away. White text reads best on it, at 4.77:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.40:1 |
| White text | 4.77:1 |
Values
| HEX | #CB3684 |
| RGB | rgb(203, 54, 132) |
| HSL | hsl(329, 59%, 50%) |
| OKLCH | oklch(58% 0.197 353.1) |
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 #CB3684 | 4.77:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #CB3684 | 4.40:1 | AA large text | Lc 32.2 | Non-text elements, placeholder text |
| #CB3684 text on white | 4.77:1 | AA | Lc 71.9 | Content text, not long reading |
| #CB3684 text on black | 4.40:1 | AA large text | Lc -29.8 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDC
oklch(88.5% 0.05 352.8)
-
Step 300
300
#EFA9C5
oklch(80.9% 0.089 353.6)
-
Step 400
400
#E378A8
oklch(70.7% 0.143 353.1)
-
Step 500
500
#D75093
oklch(63% 0.182 352.8)
-
Step 600
600 (this color)
#CB3684
oklch(58% 0.197 353.1)
-
Step 700
700
#A71D69
oklch(49% 0.183 353.1)
-
Step 800
800
#881C56
oklch(42.7% 0.152 353)
-
Step 900
900
#6E1F47
oklch(37.8% 0.119 353.1)
-
Step 950
950
#411429
oklch(27.1% 0.074 354.2)
#CB3684 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) | #516186 | 0.221 |
| Deuteranopia (no green cones) | #7B7C81 | 0.196 |
| Tritanopia (no blue cones) | #DB2858 | 0.070 |
| Achromatopsia (no color) | #737373 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB3684
#CB3684
oklch(58% 0.197 353.1)
- #008F74
#008F74
oklch(58% 0.111 173.1)
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 #CB3684, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.038
- Dark Pink #CB416B ΔE 0.047
- Dark Hot Pink #D90166 ΔE 0.054
- Deep Rose #C74767 ΔE 0.059
- Cerise #DE0C62 ΔE 0.061
- Lipstick #D5174E ΔE 0.078
- Dark Rose #B5485D ΔE 0.081
- Purpley Pink #C83CB9 ΔE 0.081
Use #CB3684 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.