#5B273B
Closest named color: Purple Brown (#673A3F). oklch(35.2% 0.08 357.8), rgb(91, 39, 59).
Aa
White text reads best on this color (11.67:1).
About this color
#5B273B is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.080 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.059 away. White text reads best on it, at 11.67:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #5B273B |
| RGB | rgb(91, 39, 59) |
| HSL | hsl(337, 40%, 25%) |
| OKLCH | oklch(35.2% 0.08 357.8) |
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 #5B273B | 11.67:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #5B273B | 1.79:1 | Fails | Lc 7.4 | Not readable |
| #5B273B text on white | 11.67:1 | AAA | Lc 96.5 | Preferred for body text |
| #5B273B text on black | 1.79:1 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E5EA
oklch(93.5% 0.018 355.1)
-
Step 200
200
#EDD0D9
oklch(88.4% 0.034 357.1)
-
Step 300
300
#E2B1C0
oklch(80.9% 0.06 358.3)
-
Step 400
400
#D187A0
oklch(70.6% 0.096 358)
-
Step 500
500
#C36789
oklch(63% 0.123 357.7)
-
Step 600
600
#AF4D73
oklch(55.6% 0.134 358)
-
Step 700
700
#963E61
oklch(49.2% 0.124 357.8)
-
Step 800
800
#7A334F
oklch(42.7% 0.104 357.7)
-
Step 900
900 (this color)
#5B273B
oklch(35.2% 0.08 357.8)
-
Step 950
950
#3A1B26
oklch(27% 0.051 358.5)
#5B273B 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) | #2F323C | 0.088 |
| Deuteranopia (no green cones) | #3C3C3A | 0.081 |
| Tritanopia (no blue cones) | #62232E | 0.025 |
| Achromatopsia (no color) | #383838 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B273B
#5B273B
oklch(35.2% 0.08 357.8)
- #00463B
#00463B
oklch(35.3% 0.065 177.8)
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 #5B273B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.059
- Grape Purple #5D1451 ΔE 0.062
- Burgundy #610023 ΔE 0.063
- Merlot #730039 ΔE 0.066
- Claret #680018 ΔE 0.068
- Reddy Brown #6E1005 ΔE 0.076
- Bordeaux #7B002C ΔE 0.076
- Wine Red #7B0323 ΔE 0.078
Use #5B273B 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.