#632C77
Closest named color: Rebecca Purple (#663399). oklch(40.3% 0.131 316), rgb(99, 44, 119).
Aa
White text reads best on this color (9.73:1).
About this color
#632C77 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.131 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.057 away. White text reads best on it, at 9.73:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.15:1 |
| White text | 9.73:1 |
Values
| HEX | #632C77 |
| RGB | rgb(99, 44, 119) |
| HSL | hsl(284, 46%, 32%) |
| OKLCH | oklch(40.3% 0.131 316) |
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 #632C77 | 9.73:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #632C77 | 2.15:1 | Fails | Lc 11.9 | Not readable |
| #632C77 text on white | 9.73:1 | AAA | Lc 92.1 | Preferred for body text |
| #632C77 text on black | 2.15:1 | Fails | Lc -10.3 | 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 800.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E4D1ED
oklch(88.5% 0.043 315)
-
Step 300
300
#D4B2E2
oklch(80.9% 0.076 316)
-
Step 400
400
#BE88D4
oklch(70.7% 0.122 315.8)
-
Step 500
500
#AE68C8
oklch(63.2% 0.156 316.3)
-
Step 600
600
#994DB5
oklch(55.7% 0.17 316)
-
Step 700
700
#823D9C
oklch(49.1% 0.158 315.7)
-
Step 800
800 (this color)
#632C77
oklch(40.3% 0.131 316)
-
Step 900
900
#562E66
oklch(37.8% 0.102 315.5)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#632C77 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) | #154179 | 0.123 |
| Deuteranopia (no green cones) | #2C4675 | 0.108 |
| Tritanopia (no blue cones) | #62394D | 0.085 |
| Achromatopsia (no color) | #444444 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #632C77
#632C77
oklch(40.3% 0.131 316)
- #265600
#265600
oklch(40.3% 0.12 136.1)
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 #632C77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.068
- Purple #800080 ΔE 0.073
- Grape Purple #5D1451 ΔE 0.076
- Rich Purple #720058 ΔE 0.077
- Velvet #750851 ΔE 0.082
- Blueberry #464196 ΔE 0.083
- Indigo #4B0082 ΔE 0.089
Use #632C77 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.