#73031D
Closest named color: Wine Red (#7B0323). oklch(35.4% 0.139 18.5), rgb(115, 3, 29).
Aa
White text reads best on this color (11.93:1).
About this color
#73031D is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.139 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Wine Red (#7B0323), ΔE 0.020 away. White text reads best on it, at 11.93:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.139) |
| Temperature | warm |
| Nearest name | Wine Red (#7B0323) |
| Black text | 1.75:1 |
| White text | 11.93:1 |
Values
| HEX | #73031D |
| RGB | rgb(115, 3, 29) |
| HSL | hsl(346, 95%, 23%) |
| OKLCH | oklch(35.4% 0.139 18.5) |
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 #73031D | 11.93:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #73031D | 1.75:1 | Fails | Lc 8.6 | Not readable |
| #73031D text on white | 11.93:1 | AAA | Lc 95.3 | Preferred for body text |
| #73031D text on black | 1.75:1 | Fails | Lc -7.3 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FEE2E2
oklch(93.6% 0.031 17.7)
-
Step 200
200
#FDCACA
oklch(88.4% 0.058 18.3)
-
Step 300
300
#FDA5A7
oklch(80.9% 0.105 18.1)
-
Step 400
400
#F76F77
oklch(70.8% 0.167 18.8)
-
Step 500
500
#EF3B55
oklch(63.2% 0.214 18.4)
-
Step 600
600
#D7003D
oklch(55.7% 0.223 18.4)
-
Step 700
700
#B60032
oklch(49.2% 0.197 18.4)
-
Step 800
800
#960028
oklch(42.7% 0.171 18.3)
-
Step 900
900 (this color)
#73031D
oklch(35.4% 0.139 18.5)
-
Step 950
950
#480D15
oklch(26.9% 0.088 18.1)
#73031D 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) | #2B281D | 0.156 |
| Deuteranopia (no green cones) | #463F19 | 0.142 |
| Tritanopia (no blue cones) | #7F0010 | 0.031 |
| Achromatopsia (no color) | #373737 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73031D
#73031D
oklch(35.4% 0.139 18.5)
- #004547
#004547
oklch(35.4% 0.06 198.1)
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 #73031D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wine Red #7B0323 ΔE 0.020
- Claret #680018 ΔE 0.027
- Blood #770001 ΔE 0.027
- Bordeaux #7B002C ΔE 0.028
- Reddy Brown #6E1005 ΔE 0.031
- Maroon #800000 ΔE 0.039
- Merlot #730039 ΔE 0.045
- Burgundy #610023 ΔE 0.046
Use #73031D 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.