#551931
Closest named color: Burgundy (#610023). oklch(31.7% 0.092 359.1), rgb(85, 25, 49).
Aa
White text reads best on this color (13.37:1).
About this color
#551931 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.092 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.039 away. White text reads best on it, at 13.37:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.56:1 |
| White text | 13.37:1 |
Values
| HEX | #551931 |
| RGB | rgb(85, 25, 49) |
| HSL | hsl(336, 55%, 22%) |
| OKLCH | oklch(31.7% 0.092 359.1) |
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 #551931 | 13.37:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #551931 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #551931 text on white | 13.37:1 | AAA | Lc 99.2 | Preferred for body text |
| #551931 text on black | 1.56:1 | 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
#FDE2E9
oklch(93.7% 0.031 0.2)
-
Step 200
200
#FCC9D8
oklch(88.5% 0.061 358.9)
-
Step 300
300
#FBA3BF
oklch(81% 0.109 359.2)
-
Step 400
400
#F36B9E
oklch(70.7% 0.174 359)
-
Step 500
500
#EA3586
oklch(63.1% 0.223 359.1)
-
Step 600
600
#D00070
oklch(55.6% 0.226 359.1)
-
Step 700
700
#B0005E
oklch(49.1% 0.2 359.1)
-
Step 800
800
#92004D
oklch(42.8% 0.174 359)
-
Step 900
900
#780940
oklch(37.6% 0.146 358.8)
-
Step 950
950 (this color)
#551931
oklch(31.7% 0.092 359.1)
#551931 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) | #242832 | 0.103 |
| Deuteranopia (no green cones) | #343330 | 0.093 |
| Tritanopia (no blue cones) | #5C1323 | 0.027 |
| Achromatopsia (no color) | #2F2F2F | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551931
#551931
oklch(31.7% 0.092 359.1)
- #003C33
#003C33
oklch(31.9% 0.058 178.9)
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 #551931, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.039
- Claret #680018 ΔE 0.055
- Grape Purple #5D1451 ΔE 0.061
- Merlot #730039 ΔE 0.068
- Deep Violet #490648 ΔE 0.070
- Eggplant Purple #430541 ΔE 0.073
- Aubergine #3D0734 ΔE 0.075
- Plum Purple #4E0550 ΔE 0.075
Use #551931 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.