#63233F
Closest named color: Merlot (#730039). oklch(36.1% 0.098 355.9), rgb(99, 35, 63).
Aa
White text reads best on this color (11.39:1).
About this color
#63233F is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.098 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.049 away. White text reads best on it, at 11.39:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.84:1 |
| White text | 11.39:1 |
Values
| HEX | #63233F |
| RGB | rgb(99, 35, 63) |
| HSL | hsl(334, 48%, 26%) |
| OKLCH | oklch(36.1% 0.098 355.9) |
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 #63233F | 11.39:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #63233F | 1.84:1 | Fails | Lc 8.2 | Not readable |
| #63233F text on white | 11.39:1 | AAA | Lc 95.7 | Preferred for body text |
| #63233F text on black | 1.84:1 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E4EA
oklch(93.5% 0.021 355.2)
-
Step 200
200
#F1CFDA
oklch(88.6% 0.041 356.5)
-
Step 300
300
#E8ADC2
oklch(80.8% 0.074 355.7)
-
Step 400
400
#DA80A3
oklch(70.6% 0.118 355.7)
-
Step 500
500
#CD5E8C
oklch(63.1% 0.149 356.2)
-
Step 600
600
#B84076
oklch(55.5% 0.163 356)
-
Step 700
700
#9E3164
oklch(49% 0.152 355.4)
-
Step 800
800
#812A51
oklch(42.7% 0.126 356.1)
-
Step 900
900 (this color)
#63233F
oklch(36.1% 0.098 355.9)
-
Step 950
950
#3D1827
oklch(27% 0.061 356.5)
#63233F 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) | #2D3240 | 0.108 |
| Deuteranopia (no green cones) | #3F3E3D | 0.097 |
| Tritanopia (no blue cones) | #6B1E2E | 0.031 |
| Achromatopsia (no color) | #3A3A3A | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63233F
#63233F
oklch(36.1% 0.098 355.9)
- #00493C
#00493C
oklch(36.2% 0.068 175.6)
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 #63233F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.049
- Grape Purple #5D1451 ΔE 0.053
- Burgundy #610023 ΔE 0.060
- Velvet #750851 ΔE 0.060
- Purple Brown #673A3F ΔE 0.061
- Bordeaux #7B002C ΔE 0.061
- Claret #680018 ΔE 0.065
- Wine #80013F ΔE 0.066
Use #63233F 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.