#83001D
Closest named color: Wine Red (#7B0323). oklch(38.6% 0.155 20.4), rgb(131, 0, 29).
Aa
White text reads best on this color (10.59:1).
About this color
#83001D is a dark, vivid red. In OKLCH its lightness is 39%, its chroma 0.155 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Wine Red (#7B0323), ΔE 0.019 away. White text reads best on it, at 10.59:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Wine Red (#7B0323) |
| Black text | 1.98:1 |
| White text | 10.59:1 |
Values
| HEX | #83001D |
| RGB | rgb(131, 0, 29) |
| HSL | hsl(347, 100%, 26%) |
| OKLCH | oklch(38.6% 0.155 20.4) |
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 #83001D | 10.59:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #83001D | 1.98:1 | Fails | Lc 11.7 | Not readable |
| #83001D text on white | 10.59:1 | AAA | Lc 92.2 | Preferred for body text |
| #83001D text on black | 1.98:1 | Fails | Lc -10.2 | Not readable |
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 900.
-
Step 50
50
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2E1
oklch(93.6% 0.032 20.1)
-
Step 200
200
#FFCAC8
oklch(88.5% 0.061 20.9)
-
Step 300
300
#FFA4A3
oklch(80.9% 0.108 20.4)
-
Step 400
400
#FF676E
oklch(70.7% 0.185 20.4)
-
Step 500
500
#F82547
oklch(63.1% 0.237 20.5)
-
Step 600
600
#D70036
oklch(55.6% 0.223 20.4)
-
Step 700
700
#B6002C
oklch(49.1% 0.197 20.5)
-
Step 800
800
#970023
oklch(42.8% 0.172 20.4)
-
Step 900
900 (this color)
#83001D
oklch(38.6% 0.155 20.4)
-
Step 950
950
#4C0710
oklch(27.1% 0.099 20.8)
#83001D 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) | #322E1D | 0.173 |
| Deuteranopia (no green cones) | #504818 | 0.158 |
| Tritanopia (no blue cones) | #91000F | 0.035 |
| Achromatopsia (no color) | #3F3F3F | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83001D
#83001D
oklch(38.6% 0.155 20.4)
- #004E52
#004E52
oklch(38.6% 0.066 200.7)
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 #83001D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wine Red #7B0323 ΔE 0.019
- Maroon #800000 ΔE 0.025
- Bordeaux #7B002C ΔE 0.029
- Dark Red #8B0000 ΔE 0.030
- Red Wine #8C0034 ΔE 0.036
- Blood #770001 ΔE 0.037
- Brick Red #8F1402 ΔE 0.044
- Wine #80013F ΔE 0.052
Use #83001D 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.