#55271B
Closest named color: Reddy Brown (#6E1005). oklch(33.4% 0.072 35.7), rgb(85, 39, 27).
Aa
White text reads best on this color (12.40:1).
About this color
#55271B is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.072 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.060 away. White text reads best on it, at 12.40:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.69:1 |
| White text | 12.40:1 |
Values
| HEX | #55271B |
| RGB | rgb(85, 39, 27) |
| HSL | hsl(12, 52%, 22%) |
| OKLCH | oklch(33.4% 0.072 35.7) |
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 #55271B | 12.40:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #55271B | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #55271B text on white | 12.40:1 | AAA | Lc 97.9 | Preferred for body text |
| #55271B text on black | 1.69:1 | 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 900.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E6E3
oklch(93.5% 0.016 32)
-
Step 200
200
#ECD3CC
oklch(88.6% 0.03 36.2)
-
Step 300
300
#E1B5A9
oklch(80.9% 0.054 35.7)
-
Step 400
400
#D08D7C
oklch(70.6% 0.086 34.9)
-
Step 500
500
#C2705A
oklch(63.1% 0.109 35.9)
-
Step 600
600
#AE5640
oklch(55.6% 0.12 35.1)
-
Step 700
700
#954632
oklch(49.1% 0.111 35.3)
-
Step 800
800
#793A2A
oklch(42.7% 0.092 35.3)
-
Step 900
900 (this color)
#55271B
oklch(33.4% 0.072 35.7)
-
Step 950
950
#391E17
oklch(27% 0.044 35.4)
#55271B 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) | #332E1A | 0.070 |
| Deuteranopia (no green cones) | #3E381A | 0.065 |
| Tritanopia (no blue cones) | #5D1F24 | 0.031 |
| Achromatopsia (no color) | #343434 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55271B
#55271B
oklch(33.4% 0.072 35.7)
- #003E49
#003E49
oklch(33.5% 0.059 214.1)
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 #55271B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.060
- Chocolate Brown #411900 ΔE 0.066
- Claret #680018 ΔE 0.066
- Chestnut #742802 ΔE 0.069
- Burgundy #610023 ΔE 0.072
- Purple Brown #673A3F ΔE 0.077
- Blood #770001 ΔE 0.080
- Mahogany #4A0100 ΔE 0.083
Use #55271B 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.