#511F2D
Closest named color: Burgundy (#610023). oklch(31.8% 0.076 4.9), rgb(81, 31, 45).
Aa
White text reads best on this color (13.25:1).
About this color
#511F2D is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.076 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.050 away. White text reads best on it, at 13.25:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.58:1 |
| White text | 13.25:1 |
Values
| HEX | #511F2D |
| RGB | rgb(81, 31, 45) |
| HSL | hsl(343, 45%, 22%) |
| OKLCH | oklch(31.8% 0.076 4.9) |
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 #511F2D | 13.25:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #511F2D | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #511F2D text on white | 13.25:1 | AAA | Lc 99.2 | Preferred for body text |
| #511F2D text on black | 1.58:1 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E7
oklch(93.6% 0.026 5.7)
-
Step 200
200
#F7CCD5
oklch(88.5% 0.05 4.1)
-
Step 300
300
#F3A8B9
oklch(80.8% 0.091 4.4)
-
Step 400
400
#EA7694
oklch(70.7% 0.146 5.1)
-
Step 500
500
#DF4D7A
oklch(63.1% 0.184 5.2)
-
Step 600
600
#CA2564
oklch(55.5% 0.201 4.6)
-
Step 700
700
#AE1452
oklch(49% 0.186 5.1)
-
Step 800
800
#8E1744
oklch(42.8% 0.155 4.8)
-
Step 900
900
#721C39
oklch(37.7% 0.121 4.8)
-
Step 950
950 (this color)
#511F2D
oklch(31.8% 0.076 4.9)
#511F2D 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) | #282A2D | 0.085 |
| Deuteranopia (no green cones) | #35332C | 0.077 |
| Tritanopia (no blue cones) | #581A24 | 0.020 |
| Achromatopsia (no color) | #303030 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511F2D
#511F2D
oklch(31.8% 0.076 4.9)
- #003B36
#003B36
oklch(31.7% 0.056 185.6)
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 #511F2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.050
- Claret #680018 ΔE 0.061
- Chocolate Brown #411900 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.075
- Reddy Brown #6E1005 ΔE 0.075
- Mahogany #4A0100 ΔE 0.076
- Aubergine #3D0734 ΔE 0.081
- Merlot #730039 ΔE 0.081
Use #511F2D 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.