#631651
Closest named color: Grape Purple (#5D1451). oklch(35.4% 0.128 339.1), rgb(99, 22, 81).
Aa
White text reads best on this color (11.90:1).
About this color
#631651 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.128 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.015 away. White text reads best on it, at 11.90:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.76:1 |
| White text | 11.90:1 |
Values
| HEX | #631651 |
| RGB | rgb(99, 22, 81) |
| HSL | hsl(314, 64%, 24%) |
| OKLCH | oklch(35.4% 0.128 339.1) |
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 #631651 | 11.90:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #631651 | 1.76:1 | Fails | Lc 7.6 | Not readable |
| #631651 text on white | 11.90:1 | AAA | Lc 96.3 | Preferred for body text |
| #631651 text on black | 1.76:1 | 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
#FCF2F8
oklch(97.1% 0.013 340.5)
-
Step 100
100
#F7E3F0
oklch(93.6% 0.028 338.6)
-
Step 200
200
#F2CCE5
oklch(88.5% 0.054 338.8)
-
Step 300
300
#EBA9D5
oklch(81% 0.096 339.5)
-
Step 400
400
#DD77C0
oklch(70.6% 0.154 338.9)
-
Step 500
500
#D14EB0
oklch(63.1% 0.197 338.9)
-
Step 600
600
#BC299B
oklch(55.5% 0.213 339.1)
-
Step 700
700
#A21885
oklch(49.1% 0.199 339)
-
Step 800
800
#84196C
oklch(42.8% 0.165 339.1)
-
Step 900
900 (this color)
#631651
oklch(35.4% 0.128 339.1)
-
Step 950
950
#3F1333
oklch(27.1% 0.081 339.8)
#631651 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) | #1A2F53 | 0.141 |
| Deuteranopia (no green cones) | #343B4F | 0.121 |
| Tritanopia (no blue cones) | #691931 | 0.061 |
| Achromatopsia (no color) | #373737 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #631651
#631651
oklch(35.4% 0.128 339.1)
- #00482B
#00482B
oklch(35.4% 0.082 158.6)
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 #631651, closest first.
No curated palette has a color within ΔE 0.04 of #631651.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.015
- Rich Purple #720058 ΔE 0.037
- Velvet #750851 ΔE 0.039
- Merlot #730039 ΔE 0.054
- Plum Purple #4E0550 ΔE 0.058
- Deep Violet #490648 ΔE 0.069
- Red Purple #820747 ΔE 0.070
- Wine #80013F ΔE 0.070
Use #631651 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.