#55151F
Closest named color: Burgundy (#610023). oklch(30.7% 0.094 15.8), rgb(85, 21, 31).
Aa
White text reads best on this color (13.87:1).
About this color
#55151F is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.094 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.035 away. White text reads best on it, at 13.87:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.51:1 |
| White text | 13.87:1 |
Values
| HEX | #55151F |
| RGB | rgb(85, 21, 31) |
| HSL | hsl(351, 60%, 21%) |
| OKLCH | oklch(30.7% 0.094 15.8) |
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 #55151F | 13.87:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #55151F | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #55151F text on white | 13.87:1 | AAA | Lc 99.8 | Preferred for body text |
| #55151F text on black | 1.51:1 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FFE2E3
oklch(93.7% 0.032 15.4)
-
Step 200
200
#FFC9CC
oklch(88.4% 0.062 14.7)
-
Step 300
300
#FFA3A9
oklch(80.9% 0.109 15.5)
-
Step 400
400
#FB697B
oklch(70.6% 0.178 15.4)
-
Step 500
500
#F32F59
oklch(63.1% 0.227 15.8)
-
Step 600
600
#D60045
oklch(55.6% 0.223 15.8)
-
Step 700
700
#B50039
oklch(49.1% 0.196 15.7)
-
Step 800
800
#96002E
oklch(42.8% 0.171 15.6)
-
Step 900
900
#7D0326
oklch(37.6% 0.148 15.4)
-
Step 950
950 (this color)
#55151F
oklch(30.7% 0.094 15.8)
#55151F 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) | #25241F | 0.104 |
| Deuteranopia (no green cones) | #36311D | 0.094 |
| Tritanopia (no blue cones) | #5E0619 | 0.024 |
| Achromatopsia (no color) | #2C2C2C | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55151F
#55151F
oklch(30.7% 0.094 15.8)
- #003738
#003738
oklch(30.5% 0.052 196.8)
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 #55151F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.035
- Claret #680018 ΔE 0.043
- Mahogany #4A0100 ΔE 0.055
- Reddy Brown #6E1005 ΔE 0.062
- Chocolate Brown #411900 ΔE 0.064
- Deep Brown #410200 ΔE 0.073
- Blood #770001 ΔE 0.078
- Merlot #730039 ΔE 0.080
Use #55151F 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.