#511F29
Closest named color: Burgundy (#610023). oklch(31.6% 0.075 10), rgb(81, 31, 41).
Aa
White text reads best on this color (13.30:1).
About this color
#511F29 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.075 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.051 away. White text reads best on it, at 13.30:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.57:1 |
| White text | 13.30:1 |
Values
| HEX | #511F29 |
| RGB | rgb(81, 31, 41) |
| HSL | hsl(348, 45%, 22%) |
| OKLCH | oklch(31.6% 0.075 10) |
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 #511F29 | 13.30:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #511F29 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #511F29 text on white | 13.30:1 | AAA | Lc 99.3 | Preferred for body text |
| #511F29 text on black | 1.57:1 | 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
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FBE3E6
oklch(93.6% 0.027 9)
-
Step 200
200
#F8CCD1
oklch(88.4% 0.05 10.5)
-
Step 300
300
#F4A9B3
oklch(80.9% 0.089 10.5)
-
Step 400
400
#EA778C
oklch(70.6% 0.143 9.9)
-
Step 500
500
#E04E70
oklch(63.1% 0.182 10)
-
Step 600
600
#CB2758
oklch(55.5% 0.198 10)
-
Step 700
700
#AF1648
oklch(49% 0.184 10.1)
-
Step 800
800
#8E183B
oklch(42.6% 0.152 10.2)
-
Step 900
900
#731D33
oklch(37.8% 0.12 10)
-
Step 950
950 (this color)
#511F29
oklch(31.6% 0.075 10)
#511F29 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) | #292929 | 0.083 |
| Deuteranopia (no green cones) | #363328 | 0.076 |
| Tritanopia (no blue cones) | #581923 | 0.019 |
| Achromatopsia (no color) | #2F2F2F | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511F29
#511F29
oklch(31.6% 0.075 10)
- #003B38
#003B38
oklch(31.8% 0.055 189.2)
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 #511F29, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.051
- Claret #680018 ΔE 0.059
- Chocolate Brown #411900 ΔE 0.068
- Reddy Brown #6E1005 ΔE 0.072
- Mahogany #4A0100 ΔE 0.072
- Grape Purple #5D1451 ΔE 0.081
- Aubergine #3D0734 ΔE 0.084
- Merlot #730039 ΔE 0.084
Use #511F29 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.