#603D64
Closest named color: Purple Brown (#673A3F). oklch(41.6% 0.077 323.2), rgb(96, 61, 100).
Aa
White text reads best on this color (8.94:1).
About this color
#603D64 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.077 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.061 away. White text reads best on it, at 8.94:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.34:1 |
| White text | 8.94:1 |
Values
| HEX | #603D64 |
| RGB | rgb(96, 61, 100) |
| HSL | hsl(294, 24%, 32%) |
| OKLCH | oklch(41.6% 0.077 323.2) |
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 #603D64 | 8.94:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #603D64 | 2.34:1 | Fails | Lc 13.6 | Not readable |
| #603D64 text on white | 8.94:1 | AAA | Lc 90.4 | Preferred for body text |
| #603D64 text on black | 2.34:1 | Fails | Lc -11.9 | 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
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E2D4E3
oklch(88.6% 0.025 323.8)
-
Step 300
300
#CFB7D2
oklch(80.8% 0.046 322.5)
-
Step 400
400
#B792BB
oklch(70.8% 0.072 323.1)
-
Step 500
500
#A476AA
oklch(63% 0.092 322.6)
-
Step 600
600
#8F5E95
oklch(55.5% 0.1 322.9)
-
Step 700
700
#7A4E7F
oklch(49.2% 0.092 323.2)
-
Step 800
800 (this color)
#603D64
oklch(41.6% 0.077 323.2)
-
Step 900
900
#513654
oklch(37.6% 0.061 323.2)
-
Step 950
950
#2F2031
oklch(26.9% 0.037 322.5)
#603D64 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) | #394765 | 0.069 |
| Deuteranopia (no green cones) | #424B63 | 0.062 |
| Tritanopia (no blue cones) | #61414C | 0.046 |
| Achromatopsia (no color) | #494949 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603D64
#603D64
oklch(41.6% 0.077 323.2)
- #31572F
#31572F
oklch(41.7% 0.078 143)
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 #603D64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.061
- Brownish Purple #76424E ΔE 0.062
- Dusty Grape #545775 ΔE 0.073
- Dusk #4E5481 ΔE 0.074
- Twilight #4E518B ΔE 0.078
- Dark Slate Blue #483D8B ΔE 0.079
- YInMn Blue #415A77 ΔE 0.090
- Dark Mauve #874C62 ΔE 0.090
Use #603D64 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.