#510424
Closest named color: Burgundy (#610023). oklch(28.4% 0.109 3.6), rgb(81, 4, 36).
Aa
White text reads best on this color (15.07:1).
About this color
#510424 is a dark, moderately saturated red. In OKLCH its lightness is 28%, its chroma 0.109 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.037 away. White text reads best on it, at 15.07:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.39:1 |
| White text | 15.07:1 |
Values
| HEX | #510424 |
| RGB | rgb(81, 4, 36) |
| HSL | hsl(335, 91%, 17%) |
| OKLCH | oklch(28.4% 0.109 3.6) |
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 #510424 | 15.07:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #510424 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #510424 text on white | 15.07:1 | AAA | Lc 100.8 | Preferred for body text |
| #510424 text on black | 1.39:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FFF2F4
oklch(97.2% 0.014 6.7)
-
Step 100
100
#FFE1E7
oklch(93.6% 0.034 4.1)
-
Step 200
200
#FFC8D4
oklch(88.5% 0.064 3.9)
-
Step 300
300
#FFA1B8
oklch(80.9% 0.114 4.1)
-
Step 400
400
#FF5F93
oklch(70.6% 0.198 3.6)
-
Step 500
500
#F80079
oklch(63.1% 0.254 3.5)
-
Step 600
600
#D20065
oklch(55.6% 0.224 3.7)
-
Step 700
700
#B20055
oklch(49.2% 0.198 3.5)
-
Step 800
800
#930045
oklch(42.7% 0.172 3.5)
-
Step 900
900
#7C0039
oklch(37.8% 0.152 3.6)
-
Step 950
950 (this color)
#510424
oklch(28.4% 0.109 3.6)
#510424 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) | #1A1D25 | 0.123 |
| Deuteranopia (no green cones) | #2E2C22 | 0.112 |
| Tritanopia (no blue cones) | #590013 | 0.033 |
| Achromatopsia (no color) | #262626 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #510424
#510424
oklch(28.4% 0.109 3.6)
- #00322C
#00322C
oklch(28.5% 0.051 182.3)
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 #510424, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.037
- Dark Plum #3F012C ΔE 0.052
- Mahogany #4A0100 ΔE 0.055
- Claret #680018 ΔE 0.058
- Aubergine #3D0734 ΔE 0.059
- Eggplant Purple #430541 ΔE 0.067
- Deep Brown #410200 ΔE 0.067
- Dark Maroon #3C0008 ΔE 0.068
Use #510424 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.