#63156D
Closest named color: Grape Purple (#5D1451). oklch(37% 0.152 322.8), rgb(99, 21, 109).
Aa
White text reads best on this color (11.29:1).
About this color
#63156D is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.152 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.049 away. White text reads best on it, at 11.29:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.85:1 |
| White text | 11.29:1 |
Values
| HEX | #63156D |
| RGB | rgb(99, 21, 109) |
| HSL | hsl(293, 68%, 25%) |
| OKLCH | oklch(37% 0.152 322.8) |
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 #63156D | 11.29:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #63156D | 1.85:1 | Fails | Lc 9.0 | Not readable |
| #63156D text on white | 11.29:1 | AAA | Lc 95.0 | Preferred for body text |
| #63156D text on black | 1.85:1 | Fails | Lc -7.7 | 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
#FBF2FC
oklch(97.1% 0.016 322.7)
-
Step 100
100
#F5E3F7
oklch(93.6% 0.033 322.8)
-
Step 200
200
#EECCF2
oklch(88.5% 0.063 322.7)
-
Step 300
300
#E4A7EC
oklch(80.8% 0.115 322.6)
-
Step 400
400
#D574E2
oklch(70.7% 0.183 322.7)
-
Step 500
500
#C846D9
oklch(63.1% 0.234 322.9)
-
Step 600
600
#B313C6
oklch(55.5% 0.254 322.8)
-
Step 700
700
#9900AA
oklch(49.1% 0.232 322.8)
-
Step 800
800
#7D098B
oklch(42.7% 0.196 322.7)
-
Step 900
900 (this color)
#63156D
oklch(37% 0.152 322.8)
-
Step 950
950
#3B1041
oklch(26.9% 0.097 322.6)
#63156D 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) | #00356F | 0.155 |
| Deuteranopia (no green cones) | #243D6B | 0.134 |
| Tritanopia (no blue cones) | #642641 | 0.089 |
| Achromatopsia (no color) | #3A3A3A | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63156D
#63156D
oklch(37% 0.152 322.8)
- #004F02
#004F02
oklch(37.1% 0.125 142.8)
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 #63156D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.049
- Rich Purple #720058 ΔE 0.051
- Royal Purple #4B006E ΔE 0.063
- Velvet #750851 ΔE 0.064
- Purple #800080 ΔE 0.067
- Plum Purple #4E0550 ΔE 0.071
- Indigo #4B0082 ΔE 0.073
- Deep Violet #490648 ΔE 0.088
Use #63156D 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.