#591A18
Closest named color: Claret (#680018). oklch(31.9% 0.093 25.7), rgb(89, 26, 24).
Aa
White text reads best on this color (13.24:1).
About this color
#591A18 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.093 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.041 away. White text reads best on it, at 13.24:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Claret (#680018) |
| Black text | 1.58:1 |
| White text | 13.24:1 |
Values
| HEX | #591A18 |
| RGB | rgb(89, 26, 24) |
| HSL | hsl(2, 58%, 22%) |
| OKLCH | oklch(31.9% 0.093 25.7) |
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 #591A18 | 13.24:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #591A18 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #591A18 text on white | 13.24:1 | AAA | Lc 98.9 | Preferred for body text |
| #591A18 text on black | 1.58:1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FFE2DF
oklch(93.6% 0.032 24.8)
-
Step 200
200
#FFCAC5
oklch(88.4% 0.061 24.6)
-
Step 300
300
#FFA59C
oklch(80.9% 0.108 25.9)
-
Step 400
400
#FB6C65
oklch(70.6% 0.177 25.4)
-
Step 500
500
#F43439
oklch(63.1% 0.226 25.6)
-
Step 600
600
#D8001F
oklch(55.5% 0.226 25.8)
-
Step 700
700
#B70019
oklch(49.1% 0.199 25.7)
-
Step 800
800
#980013
oklch(42.8% 0.174 25.6)
-
Step 900
900
#7E0811
oklch(37.8% 0.148 25.8)
-
Step 950
950 (this color)
#591A18
oklch(31.9% 0.093 25.7)
#591A18 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) | #2B2717 | 0.100 |
| Deuteranopia (no green cones) | #3B3516 | 0.092 |
| Tritanopia (no blue cones) | #620A1A | 0.029 |
| Achromatopsia (no color) | #303030 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #591A18
#591A18
oklch(31.9% 0.093 25.7)
- #003A40
#003A40
oklch(31.8% 0.054 206.2)
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 #591A18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Claret #680018 ΔE 0.041
- Burgundy #610023 ΔE 0.045
- Reddy Brown #6E1005 ΔE 0.047
- Mahogany #4A0100 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.064
- Blood #770001 ΔE 0.066
- Chestnut #742802 ΔE 0.076
- Wine Red #7B0323 ΔE 0.077
Use #591A18 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.