#634059
Closest named color: Purple Brown (#673A3F). oklch(42.1% 0.061 337.8), rgb(99, 64, 89).
Aa
White text reads best on this color (8.72:1).
About this color
#634059 is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.061 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.041 away. White text reads best on it, at 8.72:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.061) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #634059 |
| RGB | rgb(99, 64, 89) |
| HSL | hsl(317, 21%, 32%) |
| OKLCH | oklch(42.1% 0.061 337.8) |
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 #634059 | 8.72:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #634059 | 2.40:1 | Fails | Lc 14.2 | Not readable |
| #634059 text on white | 8.72:1 | AAA | Lc 89.8 | Fine for body text |
| #634059 text on black | 2.40:1 | Fails | Lc -12.5 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EC
oklch(93.6% 0.011 339.3)
-
Step 200
200
#E2D4DE
oklch(88.4% 0.02 335.7)
-
Step 300
300
#D1B8C9
oklch(80.9% 0.037 337.6)
-
Step 400
400
#B993AD
oklch(70.6% 0.058 338)
-
Step 500
500
#A77899
oklch(63% 0.074 337.8)
-
Step 600
600
#926184
oklch(55.7% 0.08 337.7)
-
Step 700
700
#7C506F
oklch(49.1% 0.073 338.3)
-
Step 800
800 (this color)
#634059
oklch(42.1% 0.061 337.8)
-
Step 900
900
#52384A
oklch(37.7% 0.046 338.4)
-
Step 950
950
#30212C
oklch(27% 0.03 336.3)
#634059 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) | #41485A | 0.061 |
| Deuteranopia (no green cones) | #494D58 | 0.057 |
| Tritanopia (no blue cones) | #674149 | 0.029 |
| Achromatopsia (no color) | #4B4B4B | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634059
#634059
oklch(42.1% 0.061 337.8)
- #2E5740
#2E5740
oklch(41.9% 0.061 157.8)
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 #634059, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.041
- Brownish Purple #76424E ΔE 0.042
- Dusty Grape #545775 ΔE 0.071
- Dusk #4E5481 ΔE 0.079
- Dark Mauve #874C62 ΔE 0.080
- Charcoal Grey #3C4142 ΔE 0.082
- YInMn Blue #415A77 ΔE 0.089
- Twilight #4E518B ΔE 0.089
Use #634059 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.