#D31581
Closest named color: Medium Violet Red (#C71585). oklch(57.3% 0.227 354.1), rgb(211, 21, 129).
Aa
White text reads best on this color (5.00:1).
About this color
#D31581 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.227 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.026 away. White text reads best on it, at 5.00:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.227) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #D31581 |
| RGB | rgb(211, 21, 129) |
| HSL | hsl(326, 82%, 45%) |
| OKLCH | oklch(57.3% 0.227 354.1) |
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 #D31581 | 5.00:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #D31581 | 4.19:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #D31581 text on white | 5.00:1 | AA | Lc 72.5 | Content text, not long reading |
| #D31581 text on black | 4.19:1 | 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
#FEF2F6
oklch(97.2% 0.014 355)
-
Step 100
100
#FBE2EB
oklch(93.6% 0.03 353.9)
-
Step 200
200
#F9CADC
oklch(88.5% 0.058 353.4)
-
Step 300
300
#F5A5C5
oklch(80.9% 0.102 354)
-
Step 400
400
#EC70A7
oklch(70.7% 0.163 354.2)
-
Step 500
500
#E24192
oklch(63.1% 0.209 354.1)
-
Step 600
600 (this color)
#D31581
oklch(57.3% 0.227 354.1)
-
Step 700
700
#AE0068
oklch(49.1% 0.202 354.2)
-
Step 800
800
#900155
oklch(42.8% 0.175 354.3)
-
Step 900
900
#731446
oklch(37.6% 0.136 354.1)
-
Step 950
950
#440F29
oklch(27% 0.086 354.3)
#D31581 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) | #465A83 | 0.260 |
| Deuteranopia (no green cones) | #7A7B7D | 0.227 |
| Tritanopia (no blue cones) | #E4004D | 0.084 |
| Achromatopsia (no color) | #6F6F6F | 0.229 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D31581
#D31581
oklch(57.3% 0.227 354.1)
- #008D73
#008D73
oklch(57.4% 0.11 173.6)
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 #D31581, closest first.
No curated palette has a color within ΔE 0.04 of #D31581.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.026
- Dark Hot Pink #D90166 ΔE 0.042
- Cerise #DE0C62 ΔE 0.053
- Dark Pink #CB416B ΔE 0.067
- Lipstick #D5174E ΔE 0.077
- Neon Pink #F72585 ΔE 0.077
- Deep Rose #C74767 ΔE 0.080
- Ruby #CA0147 ΔE 0.085
Use #D31581 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.