#631361
Closest named color: Grape Purple (#5D1451). oklch(36.1% 0.144 329.2), rgb(99, 19, 97).
Aa
White text reads best on this color (11.69:1).
About this color
#631361 is a dark, vivid purple. In OKLCH its lightness is 36%, its chroma 0.144 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.030 away. White text reads best on it, at 11.69:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.79:1 |
| White text | 11.69:1 |
Values
| HEX | #631361 |
| RGB | rgb(99, 19, 97) |
| HSL | hsl(302, 68%, 23%) |
| OKLCH | oklch(36.1% 0.144 329.2) |
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 #631361 | 11.69:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #631361 | 1.79:1 | Fails | Lc 8.2 | Not readable |
| #631361 text on white | 11.69:1 | AAA | Lc 95.7 | Preferred for body text |
| #631361 text on black | 1.79:1 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F6E3F4
oklch(93.6% 0.03 329.1)
-
Step 200
200
#F0CCED
oklch(88.6% 0.059 328.7)
-
Step 300
300
#E8A7E3
oklch(80.9% 0.109 329.2)
-
Step 400
400
#DA74D5
oklch(70.7% 0.174 329)
-
Step 500
500
#CD48C9
oklch(63.1% 0.221 329)
-
Step 600
600
#B91AB5
oklch(55.6% 0.241 329.4)
-
Step 700
700
#9F029C
oklch(49.2% 0.224 329.4)
-
Step 800
800
#810E7F
oklch(42.7% 0.186 329.1)
-
Step 900
900 (this color)
#631361
oklch(36.1% 0.144 329.2)
-
Step 950
950
#3D113C
oklch(27% 0.092 328.7)
#631361 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) | #053163 | 0.157 |
| Deuteranopia (no green cones) | #2B3C5F | 0.131 |
| Tritanopia (no blue cones) | #671F39 | 0.079 |
| Achromatopsia (no color) | #383838 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #631361
#631361
oklch(36.1% 0.144 329.2)
- #004B1D
#004B1D
oklch(36.1% 0.101 149.4)
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 #631361, closest first.
No curated palette has a color within ΔE 0.04 of #631361.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.030
- Rich Purple #720058 ΔE 0.038
- Velvet #750851 ΔE 0.049
- Plum Purple #4E0550 ΔE 0.059
- Royal Purple #4B006E ΔE 0.069
- Deep Violet #490648 ΔE 0.075
- Purple #800080 ΔE 0.078
- Merlot #730039 ΔE 0.078
Use #631361 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.