#551B36
Closest named color: Burgundy (#610023). oklch(32.2% 0.091 354.6), rgb(85, 27, 54).
Aa
White text reads best on this color (13.15:1).
About this color
#551B36 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.091 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.045 away. White text reads best on it, at 13.15:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.59:1 |
| White text | 13.15:1 |
Values
| HEX | #551B36 |
| RGB | rgb(85, 27, 54) |
| HSL | hsl(332, 52%, 22%) |
| OKLCH | oklch(32.2% 0.091 354.6) |
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 #551B36 | 13.15:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #551B36 | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #551B36 text on white | 13.15:1 | AAA | Lc 98.9 | Preferred for body text |
| #551B36 text on black | 1.59:1 | 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
#FCE2EB
oklch(93.6% 0.031 354.7)
-
Step 200
200
#FBC9DB
oklch(88.5% 0.061 354.9)
-
Step 300
300
#F8A3C5
oklch(80.9% 0.108 354.2)
-
Step 400
400
#F06CA7
oklch(70.7% 0.173 354.5)
-
Step 500
500
#E73891
oklch(63.2% 0.222 354.7)
-
Step 600
600
#CE007B
oklch(55.6% 0.229 354.6)
-
Step 700
700
#AE0067
oklch(49.1% 0.202 354.6)
-
Step 800
800
#900054
oklch(42.7% 0.175 354.8)
-
Step 900
900
#760D46
oklch(37.7% 0.144 354.5)
-
Step 950
950 (this color)
#551B36
oklch(32.2% 0.091 354.6)
#551B36 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) | #242A37 | 0.102 |
| Deuteranopia (no green cones) | #343435 | 0.091 |
| Tritanopia (no blue cones) | #5C1726 | 0.030 |
| Achromatopsia (no color) | #303030 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551B36
#551B36
oklch(32.2% 0.091 354.6)
- #003D31
#003D31
oklch(32.1% 0.061 174.5)
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 #551B36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.045
- Grape Purple #5D1451 ΔE 0.054
- Claret #680018 ΔE 0.061
- Deep Violet #490648 ΔE 0.066
- Merlot #730039 ΔE 0.067
- Plum Purple #4E0550 ΔE 0.070
- Eggplant Purple #430541 ΔE 0.071
- Aubergine #3D0734 ΔE 0.075
Use #551B36 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.