#631669
Closest named color: Grape Purple (#5D1451). oklch(36.8% 0.148 324.8), rgb(99, 22, 105).
Aa
White text reads best on this color (11.35:1).
About this color
#631669 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.148 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.043 away. White text reads best on it, at 11.35:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.84:1 |
| White text | 11.35:1 |
Values
| HEX | #631669 |
| RGB | rgb(99, 22, 105) |
| HSL | hsl(296, 65%, 25%) |
| OKLCH | oklch(36.8% 0.148 324.8) |
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 #631669 | 11.35:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #631669 | 1.84:1 | Fails | Lc 8.8 | Not readable |
| #631669 text on white | 11.35:1 | AAA | Lc 95.1 | Preferred for body text |
| #631669 text on black | 1.84:1 | Fails | Lc -7.5 | 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
#FBF2FB
oklch(97.1% 0.015 325.7)
-
Step 100
100
#F5E3F6
oklch(93.6% 0.032 324.2)
-
Step 200
200
#EFCCF0
oklch(88.6% 0.062 325.2)
-
Step 300
300
#E5A8E8
oklch(80.9% 0.11 325)
-
Step 400
400
#D675DD
oklch(70.8% 0.177 324.7)
-
Step 500
500
#C948D3
oklch(63.1% 0.227 324.8)
-
Step 600
600
#B41AC0
oklch(55.5% 0.246 324.7)
-
Step 700
700
#9B01A6
oklch(49.1% 0.23 324.7)
-
Step 800
800
#7E0E86
oklch(42.7% 0.19 325)
-
Step 900
900 (this color)
#631669
oklch(36.8% 0.148 324.8)
-
Step 950
950
#3C113F
oklch(27% 0.094 325.1)
#631669 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) | #00346B | 0.155 |
| Deuteranopia (no green cones) | #273D67 | 0.132 |
| Tritanopia (no blue cones) | #65253F | 0.085 |
| Achromatopsia (no color) | #3A3A3A | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #631669
#631669
oklch(36.8% 0.148 324.8)
- #004E0F
#004E0F
oklch(36.8% 0.116 144.8)
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 #631669, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.043
- Rich Purple #720058 ΔE 0.046
- Velvet #750851 ΔE 0.059
- Royal Purple #4B006E ΔE 0.065
- Plum Purple #4E0550 ΔE 0.068
- Purple #800080 ΔE 0.070
- Indigo #4B0082 ΔE 0.078
- Deep Violet #490648 ΔE 0.084
Use #631669 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.