#521D2F
Closest named color: Burgundy (#610023). oklch(31.7% 0.082 1.7), rgb(82, 29, 47).
Aa
White text reads best on this color (13.32:1).
About this color
#521D2F is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.082 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.047 away. White text reads best on it, at 13.32:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.57:1 |
| White text | 13.32:1 |
Values
| HEX | #521D2F |
| RGB | rgb(82, 29, 47) |
| HSL | hsl(340, 48%, 22%) |
| OKLCH | oklch(31.7% 0.082 1.7) |
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 #521D2F | 13.32:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #521D2F | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #521D2F text on white | 13.32:1 | AAA | Lc 99.3 | Preferred for body text |
| #521D2F 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FBE3E8
oklch(93.7% 0.027 3.4)
-
Step 200
200
#F9CBD6
oklch(88.5% 0.054 2.2)
-
Step 300
300
#F5A6BC
oklch(80.8% 0.097 1.3)
-
Step 400
400
#EC7399
oklch(70.7% 0.154 2)
-
Step 500
500
#E24681
oklch(63.1% 0.197 1.5)
-
Step 600
600
#CE166A
oklch(55.7% 0.215 1.8)
-
Step 700
700
#B10058
oklch(49.1% 0.198 2)
-
Step 800
800
#900C48
oklch(42.7% 0.165 1.9)
-
Step 900
900
#74183D
oklch(37.8% 0.129 1.5)
-
Step 950
950 (this color)
#521D2F
oklch(31.7% 0.082 1.7)
#521D2F 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) | #27292F | 0.090 |
| Deuteranopia (no green cones) | #35332E | 0.082 |
| Tritanopia (no blue cones) | #591824 | 0.023 |
| Achromatopsia (no color) | #2F2F2F | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #521D2F
#521D2F
oklch(31.7% 0.082 1.7)
- #003B34
#003B34
oklch(31.6% 0.057 182.1)
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 #521D2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.047
- Claret #680018 ΔE 0.059
- Grape Purple #5D1451 ΔE 0.069
- Deep Violet #490648 ΔE 0.076
- Reddy Brown #6E1005 ΔE 0.077
- Merlot #730039 ΔE 0.077
- Aubergine #3D0734 ΔE 0.077
- Mahogany #4A0100 ΔE 0.077
Use #521D2F 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.