#631876
Closest named color: Purple (#800080). oklch(37.9% 0.157 318.4), rgb(99, 24, 118).
Aa
White text reads best on this color (10.92:1).
About this color
#631876 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.157 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.063 away. White text reads best on it, at 10.92:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 1.92:1 |
| White text | 10.92:1 |
Values
| HEX | #631876 |
| RGB | rgb(99, 24, 118) |
| HSL | hsl(288, 66%, 28%) |
| OKLCH | oklch(37.9% 0.157 318.4) |
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 #631876 | 10.92:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #631876 | 1.92:1 | Fails | Lc 9.7 | Not readable |
| #631876 text on white | 10.92:1 | AAA | Lc 94.2 | Preferred for body text |
| #631876 text on black | 1.92:1 | Fails | Lc -8.3 | 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
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E3F9
oklch(93.6% 0.034 318.5)
-
Step 200
200
#ECCCF5
oklch(88.5% 0.065 318.8)
-
Step 300
300
#E1A8F2
oklch(80.9% 0.118 318.3)
-
Step 400
400
#D174EB
oklch(70.7% 0.19 318.5)
-
Step 500
500
#C346E4
oklch(63.1% 0.241 318.4)
-
Step 600
600
#AF10D2
oklch(55.7% 0.262 318.5)
-
Step 700
700
#9500B4
oklch(49.2% 0.238 318.4)
-
Step 800
800
#7A0793
oklch(42.7% 0.202 318.6)
-
Step 900
900 (this color)
#631876
oklch(37.9% 0.157 318.4)
-
Step 950
950
#3A1045
oklch(27% 0.101 318.5)
#631876 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) | #003879 | 0.150 |
| Deuteranopia (no green cones) | #1D3F74 | 0.137 |
| Tritanopia (no blue cones) | #632C46 | 0.099 |
| Achromatopsia (no color) | #3D3D3D | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #631876
#631876
oklch(37.9% 0.157 318.4)
- #1B5000
#1B5000
oklch(38% 0.118 138.4)
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 #631876, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.063
- Rich Purple #720058 ΔE 0.064
- Grape Purple #5D1451 ΔE 0.064
- Royal Purple #4B006E ΔE 0.065
- Indigo #4B0082 ΔE 0.067
- Rebecca Purple #663399 ΔE 0.074
- Velvet #750851 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.083
Use #631876 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.