#551B38
Closest named color: Burgundy (#610023). oklch(32.3% 0.092 352.5), rgb(85, 27, 56).
Aa
White text reads best on this color (13.12:1).
About this color
#551B38 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.092 and its hue 353°. 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 13.12:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.60:1 |
| White text | 13.12:1 |
Values
| HEX | #551B38 |
| RGB | rgb(85, 27, 56) |
| HSL | hsl(330, 52%, 22%) |
| OKLCH | oklch(32.3% 0.092 352.5) |
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 #551B38 | 13.12:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #551B38 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #551B38 text on white | 13.12:1 | AAA | Lc 98.9 | Preferred for body text |
| #551B38 text on black | 1.60:1 | 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
#FEF2F6
oklch(97.2% 0.014 355)
-
Step 100
100
#FCE2EC
oklch(93.7% 0.031 352.4)
-
Step 200
200
#FAC9DD
oklch(88.4% 0.061 352)
-
Step 300
300
#F8A3C7
oklch(80.9% 0.109 352.8)
-
Step 400
400
#EF6CAB
oklch(70.7% 0.174 352.4)
-
Step 500
500
#E63796
oklch(63.1% 0.224 352.6)
-
Step 600
600
#CD0080
oklch(55.7% 0.23 352.5)
-
Step 700
700
#AD006B
oklch(49% 0.203 352.6)
-
Step 800
800
#8F0058
oklch(42.7% 0.177 352.4)
-
Step 900
900
#760C49
oklch(37.8% 0.146 352.5)
-
Step 950
950 (this color)
#551B38
oklch(32.3% 0.092 352.5)
#551B38 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) | #242A39 | 0.101 |
| Deuteranopia (no green cones) | #343437 | 0.091 |
| Tritanopia (no blue cones) | #5C1827 | 0.032 |
| Achromatopsia (no color) | #303030 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551B38
#551B38
oklch(32.3% 0.092 352.5)
- #003E30
#003E30
oklch(32.4% 0.063 171.8)
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 #551B38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.047
- Grape Purple #5D1451 ΔE 0.050
- Deep Violet #490648 ΔE 0.064
- Claret #680018 ΔE 0.064
- Merlot #730039 ΔE 0.067
- Plum Purple #4E0550 ΔE 0.067
- Eggplant Purple #430541 ΔE 0.069
- Aubergine #3D0734 ΔE 0.075
Use #551B38 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.