#631732
Closest named color: Burgundy (#610023). oklch(34.1% 0.11 3.6), rgb(99, 23, 50).
Aa
White text reads best on this color (12.35:1).
About this color
#631732 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.110 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.033 away. White text reads best on it, at 12.35:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.69:1 |
| White text | 12.35:1 |
Values
| HEX | #631732 |
| RGB | rgb(99, 23, 50) |
| HSL | hsl(339, 62%, 24%) |
| OKLCH | oklch(34.1% 0.11 3.6) |
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 #631732 | 12.35:1 | AAA | Lc -100.8 | Preferred for body text |
| Black text on #631732 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #631732 text on white | 12.35:1 | AAA | Lc 97.2 | Preferred for body text |
| #631732 text on black | 1.69:1 | 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
#F9E4E8
oklch(93.7% 0.024 4.5)
-
Step 200
200
#F5CDD6
oklch(88.5% 0.046 2.9)
-
Step 300
300
#EFABBB
oklch(81% 0.082 3.6)
-
Step 400
400
#E47B98
oklch(70.8% 0.133 3.4)
-
Step 500
500
#D8557E
oklch(63.1% 0.168 3.8)
-
Step 600
600
#C33368
oklch(55.5% 0.184 3.3)
-
Step 700
700
#A82456
oklch(49% 0.17 3.6)
-
Step 800
800
#892146
oklch(42.8% 0.141 4.1)
-
Step 900
900 (this color)
#631732
oklch(34.1% 0.11 3.6)
-
Step 950
950
#411523
oklch(27% 0.07 3.2)
#631732 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) | #282B33 | 0.124 |
| Deuteranopia (no green cones) | #3D3A30 | 0.112 |
| Tritanopia (no blue cones) | #6C0A22 | 0.031 |
| Achromatopsia (no color) | #343434 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #631732
#631732
oklch(34.1% 0.11 3.6)
- #00423C
#00423C
oklch(34.1% 0.06 184.7)
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 #631732, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.033
- Merlot #730039 ΔE 0.040
- Claret #680018 ΔE 0.040
- Bordeaux #7B002C ΔE 0.052
- Wine Red #7B0323 ΔE 0.055
- Reddy Brown #6E1005 ΔE 0.060
- Grape Purple #5D1451 ΔE 0.060
- Wine #80013F ΔE 0.066
Use #631732 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.