#632F38
Closest named color: Purple Brown (#673A3F). oklch(37.7% 0.076 10.5), rgb(99, 47, 56).
Aa
White text reads best on this color (10.53:1).
About this color
#632F38 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.076 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.030 away. White text reads best on it, at 10.53:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.99:1 |
| White text | 10.53:1 |
Values
| HEX | #632F38 |
| RGB | rgb(99, 47, 56) |
| HSL | hsl(350, 36%, 29%) |
| OKLCH | oklch(37.7% 0.076 10.5) |
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 #632F38 | 10.53:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #632F38 | 1.99:1 | Fails | Lc 9.8 | Not readable |
| #632F38 text on white | 10.53:1 | AAA | Lc 94.1 | Preferred for body text |
| #632F38 text on black | 1.99:1 | Fails | Lc -8.5 | 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
#FAF3F4
oklch(97% 0.008 7.3)
-
Step 100
100
#F5E6E7
oklch(93.7% 0.016 12.8)
-
Step 200
200
#EDD1D4
oklch(88.5% 0.032 10.4)
-
Step 300
300
#E2B2B8
oklch(80.8% 0.056 10)
-
Step 400
400
#D28993
oklch(70.7% 0.09 10.7)
-
Step 500
500
#C46A79
oklch(63.1% 0.115 10.3)
-
Step 600
600
#B05062
oklch(55.7% 0.126 10.4)
-
Step 700
700
#974051
oklch(49.2% 0.118 10.4)
-
Step 800
800
#7A3542
oklch(42.6% 0.097 10.4)
-
Step 900
900 (this color)
#632F38
oklch(37.7% 0.076 10.5)
-
Step 950
950
#3A1C21
oklch(27% 0.047 10.1)
#632F38 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) | #393938 | 0.083 |
| Deuteranopia (no green cones) | #464337 | 0.077 |
| Tritanopia (no blue cones) | #6B2932 | 0.020 |
| Achromatopsia (no color) | #3F3F3F | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #632F38
#632F38
oklch(37.7% 0.076 10.5)
- #004C4A
#004C4A
oklch(37.6% 0.065 191.7)
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 #632F38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.030
- Chestnut #742802 ΔE 0.065
- Brownish Purple #76424E ΔE 0.069
- Reddy Brown #6E1005 ΔE 0.070
- Wine Red #7B0323 ΔE 0.072
- Bordeaux #7B002C ΔE 0.073
- Merlot #730039 ΔE 0.074
- Claret #680018 ΔE 0.076
Use #632F38 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.