#632531
Closest named color: Purple Brown (#673A3F). oklch(35.9% 0.09 10.9), rgb(99, 37, 49).
Aa
White text reads best on this color (11.41:1).
About this color
#632531 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.090 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.053 away. White text reads best on it, at 11.41:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.83:1 |
| White text | 11.41:1 |
Values
| HEX | #632531 |
| RGB | rgb(99, 37, 49) |
| HSL | hsl(348, 46%, 27%) |
| OKLCH | oklch(35.9% 0.09 10.9) |
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 #632531 | 11.41:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #632531 | 1.83:1 | Fails | Lc 8.1 | Not readable |
| #632531 text on white | 11.41:1 | AAA | Lc 95.8 | Preferred for body text |
| #632531 text on black | 1.83:1 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F7E5E6
oklch(93.7% 0.02 13.6)
-
Step 200
200
#F1D0D3
oklch(88.6% 0.037 11.7)
-
Step 300
300
#E9AFB6
oklch(80.9% 0.068 10.6)
-
Step 400
400
#DB8390
oklch(70.7% 0.109 10.7)
-
Step 500
500
#CE6275
oklch(63.1% 0.138 10.9)
-
Step 600
600
#B9455D
oklch(55.5% 0.15 10.9)
-
Step 700
700
#9F364D
oklch(49% 0.14 10.7)
-
Step 800
800
#822E3F
oklch(42.8% 0.116 11.2)
-
Step 900
900 (this color)
#632531
oklch(35.9% 0.09 10.9)
-
Step 950
950
#3E191F
oklch(27% 0.058 11.6)
#632531 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) | #323231 | 0.100 |
| Deuteranopia (no green cones) | #423E30 | 0.091 |
| Tritanopia (no blue cones) | #6C1D2A | 0.023 |
| Achromatopsia (no color) | #3A3A3A | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #632531
#632531
oklch(35.9% 0.09 10.9)
- #004745
#004745
oklch(35.9% 0.062 191.6)
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 #632531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.053
- Claret #680018 ΔE 0.054
- Reddy Brown #6E1005 ΔE 0.055
- Burgundy #610023 ΔE 0.057
- Wine Red #7B0323 ΔE 0.059
- Merlot #730039 ΔE 0.059
- Bordeaux #7B002C ΔE 0.060
- Chestnut #742802 ΔE 0.066
Use #632531 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.