#5B172B
Closest named color: Burgundy (#610023). oklch(32.4% 0.1 7), rgb(91, 23, 43).
Aa
White text reads best on this color (13.10:1).
About this color
#5B172B is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.100 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.028 away. White text reads best on it, at 13.10:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.60:1 |
| White text | 13.10:1 |
Values
| HEX | #5B172B |
| RGB | rgb(91, 23, 43) |
| HSL | hsl(342, 60%, 22%) |
| OKLCH | oklch(32.4% 0.1 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 #5B172B | 13.10:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #5B172B | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #5B172B text on white | 13.10:1 | AAA | Lc 98.6 | Preferred for body text |
| #5B172B 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 900.
-
Step 50
50
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E7
oklch(93.6% 0.022 7.2)
-
Step 200
200
#F3CED4
oklch(88.4% 0.042 7)
-
Step 300
300
#ECADB8
oklch(80.9% 0.075 7.3)
-
Step 400
400
#DF7F94
oklch(70.6% 0.12 6.6)
-
Step 500
500
#D35C79
oklch(63.1% 0.152 7.3)
-
Step 600
600
#BE3D62
oklch(55.5% 0.166 7)
-
Step 700
700
#A42E52
oklch(49.1% 0.155 6.7)
-
Step 800
800
#852843
oklch(42.7% 0.128 6.8)
-
Step 900
900 (this color)
#5B172B
oklch(32.4% 0.1 7)
-
Step 950
950
#3F1721
oklch(26.9% 0.063 6.7)
#5B172B 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) | #27282B | 0.111 |
| Deuteranopia (no green cones) | #393529 | 0.100 |
| Tritanopia (no blue cones) | #640B1F | 0.027 |
| Achromatopsia (no color) | #303030 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B172B
#5B172B
oklch(32.4% 0.1 7)
- #003D39
#003D39
oklch(32.4% 0.056 187.6)
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 #5B172B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.028
- Claret #680018 ΔE 0.040
- Merlot #730039 ΔE 0.059
- Reddy Brown #6E1005 ΔE 0.060
- Grape Purple #5D1451 ΔE 0.069
- Bordeaux #7B002C ΔE 0.069
- Wine Red #7B0323 ΔE 0.070
- Blood #770001 ΔE 0.074
Use #5B172B 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.