#63155E
Closest named color: Grape Purple (#5D1451). oklch(36% 0.14 330.9), rgb(99, 21, 94).
Aa
White text reads best on this color (11.67:1).
About this color
#63155E is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.140 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.025 away. White text reads best on it, at 11.67:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #63155E |
| RGB | rgb(99, 21, 94) |
| HSL | hsl(304, 65%, 24%) |
| OKLCH | oklch(36% 0.14 330.9) |
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 #63155E | 11.67:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #63155E | 1.79:1 | Fails | Lc 8.1 | Not readable |
| #63155E text on white | 11.67:1 | AAA | Lc 95.8 | Preferred for body text |
| #63155E 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
#F6E3F3
oklch(93.6% 0.029 330.9)
-
Step 200
200
#F0CCEB
oklch(88.5% 0.057 330.7)
-
Step 300
300
#E8A8E0
oklch(80.9% 0.104 330.9)
-
Step 400
400
#DA75D0
oklch(70.6% 0.168 330.9)
-
Step 500
500
#CD4AC4
oklch(63% 0.214 330.6)
-
Step 600
600
#B920B0
oklch(55.6% 0.233 331)
-
Step 700
700
#9F0C97
oklch(49.1% 0.217 331.1)
-
Step 800
800
#81137B
oklch(42.7% 0.179 330.8)
-
Step 900
900 (this color)
#63155E
oklch(36% 0.14 330.9)
-
Step 950
950
#3D123A
oklch(27% 0.088 330.5)
#63155E 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) | #0D3160 | 0.151 |
| Deuteranopia (no green cones) | #2D3C5C | 0.128 |
| Tritanopia (no blue cones) | #671F38 | 0.075 |
| Achromatopsia (no color) | #383838 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63155E
#63155E
oklch(36% 0.14 330.9)
- #004B20
#004B20
oklch(36.1% 0.098 150.7)
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 #63155E, closest first.
No curated palette has a color within ΔE 0.04 of #63155E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.025
- Rich Purple #720058 ΔE 0.036
- Velvet #750851 ΔE 0.046
- Plum Purple #4E0550 ΔE 0.059
- Royal Purple #4B006E ΔE 0.072
- Merlot #730039 ΔE 0.073
- Deep Violet #490648 ΔE 0.074
- Red Purple #820747 ΔE 0.080
Use #63155E 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.