#63083C
Closest named color: Merlot (#730039). oklch(33.3% 0.129 352.8), rgb(99, 8, 60).
Aa
White text reads best on this color (12.87:1).
About this color
#63083C is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.129 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.036 away. White text reads best on it, at 12.87:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.63:1 |
| White text | 12.87:1 |
Values
| HEX | #63083C |
| RGB | rgb(99, 8, 60) |
| HSL | hsl(326, 85%, 21%) |
| OKLCH | oklch(33.3% 0.129 352.8) |
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 #63083C | 12.87:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #63083C | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #63083C text on white | 12.87:1 | AAA | Lc 97.6 | Preferred for body text |
| #63083C text on black | 1.63:1 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE3EB
oklch(93.7% 0.027 354.5)
-
Step 200
200
#F7CBDC
oklch(88.5% 0.054 353.1)
-
Step 300
300
#F2A7C6
oklch(80.9% 0.096 353)
-
Step 400
400
#E873A9
oklch(70.6% 0.156 352.8)
-
Step 500
500
#DD4894
oklch(63.1% 0.198 352.8)
-
Step 600
600
#C81C7E
oklch(55.5% 0.215 352.9)
-
Step 700
700
#AD056B
oklch(49.2% 0.201 352.8)
-
Step 800
800
#8C1057
oklch(42.7% 0.166 352.8)
-
Step 900
900 (this color)
#63083C
oklch(33.3% 0.129 352.8)
-
Step 950
950
#43112A
oklch(27.1% 0.082 353.1)
#63083C 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) | #1D273D | 0.147 |
| Deuteranopia (no green cones) | #37373A | 0.127 |
| Tritanopia (no blue cones) | #6B0022 | 0.047 |
| Achromatopsia (no color) | #323232 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63083C
#63083C
oklch(33.3% 0.129 352.8)
- #004133
#004133
oklch(33.4% 0.064 172.6)
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 #63083C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.036
- Grape Purple #5D1451 ΔE 0.039
- Burgundy #610023 ΔE 0.042
- Velvet #750851 ΔE 0.052
- Rich Purple #720058 ΔE 0.057
- Claret #680018 ΔE 0.059
- Bordeaux #7B002C ΔE 0.062
- Wine #80013F ΔE 0.065
Use #63083C 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.