#603F63
Closest named color: Brownish Purple (#76424E). oklch(41.9% 0.071 323.8), rgb(96, 63, 99).
Aa
White text reads best on this color (8.79:1).
About this color
#603F63 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.071 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.058 away. White text reads best on it, at 8.79:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #603F63 |
| RGB | rgb(96, 63, 99) |
| HSL | hsl(295, 22%, 32%) |
| OKLCH | oklch(41.9% 0.071 323.8) |
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 #603F63 | 8.79:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #603F63 | 2.38:1 | Fails | Lc 14.0 | Not readable |
| #603F63 text on white | 8.79:1 | AAA | Lc 90.0 | Fine for body text |
| #603F63 text on black | 2.38:1 | Fails | Lc -12.3 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7EE
oklch(93.5% 0.012 325.7)
-
Step 200
200
#E1D4E2
oklch(88.5% 0.024 323.6)
-
Step 300
300
#CFB8D0
oklch(80.9% 0.042 324.7)
-
Step 400
400
#B693B9
oklch(70.8% 0.067 323.7)
-
Step 500
500
#A378A7
oklch(63.1% 0.085 323.6)
-
Step 600
600
#8E6092
oklch(55.6% 0.093 324)
-
Step 700
700
#794F7C
oklch(49.1% 0.086 324.5)
-
Step 800
800 (this color)
#603F63
oklch(41.9% 0.071 323.8)
-
Step 900
900
#503752
oklch(37.6% 0.055 324.1)
-
Step 950
950
#2F2030
oklch(26.9% 0.036 324.4)
#603F63 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) | #3C4864 | 0.063 |
| Deuteranopia (no green cones) | #444C62 | 0.058 |
| Tritanopia (no blue cones) | #61434C | 0.044 |
| Achromatopsia (no color) | #4B4B4B | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603F63
#603F63
oklch(41.9% 0.071 323.8)
- #345733
#345733
oklch(42% 0.071 143.6)
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 #603F63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.058
- Purple Brown #673A3F ΔE 0.059
- Dusty Grape #545775 ΔE 0.068
- Dusk #4E5481 ΔE 0.071
- Twilight #4E518B ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.081
- YInMn Blue #415A77 ΔE 0.086
- Dark Mauve #874C62 ΔE 0.087
Use #603F63 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.