#604D66
Closest named color: Dusty Grape (#545775). oklch(44.9% 0.047 318), rgb(96, 77, 102).
Aa
White text reads best on this color (7.63:1).
About this color
#604D66 is a dark, muted purple. In OKLCH its lightness is 45%, its chroma 0.047 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.036 away. White text reads best on it, at 7.63:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.75:1 |
| White text | 7.63:1 |
Values
| HEX | #604D66 |
| RGB | rgb(96, 77, 102) |
| HSL | hsl(286, 14%, 35%) |
| OKLCH | oklch(44.9% 0.047 318) |
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 #604D66 | 7.63:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #604D66 | 2.75:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #604D66 text on white | 7.63:1 | AAA | Lc 86.5 | Fine for body text |
| #604D66 text on black | 2.75:1 | Fails | Lc -15.6 | Dividers and decoration only |
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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#ECE8ED
oklch(93.6% 0.008 319.4)
-
Step 200
200
#DDD6E0
oklch(88.5% 0.015 316)
-
Step 300
300
#C8BBCC
oklch(80.8% 0.028 318.2)
-
Step 400
400
#AC98B3
oklch(70.6% 0.045 317.3)
-
Step 500
500
#987FA0
oklch(63.1% 0.056 317.9)
-
Step 600
600
#82688B
oklch(55.5% 0.061 317.3)
-
Step 700
700
#6E5776
oklch(49.2% 0.056 317.3)
-
Step 800
800 (this color)
#604D66
oklch(44.9% 0.047 318)
-
Step 900
900
#4A3C4E
oklch(37.8% 0.035 318.6)
-
Step 950
950
#2B232E
oklch(27% 0.023 316.8)
#604D66 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) | #4A5267 | 0.037 |
| Deuteranopia (no green cones) | #4E5465 | 0.035 |
| Tritanopia (no blue cones) | #605056 | 0.031 |
| Achromatopsia (no color) | #535353 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604D66
#604D66
oklch(44.9% 0.047 318)
- #485B42
#485B42
oklch(44.8% 0.046 138.3)
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 #604D66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.036
- Dusk #4E5481 ΔE 0.050
- Brownish Purple #76424E ΔE 0.054
- YInMn Blue #415A77 ΔE 0.057
- Twilight #4E518B ΔE 0.065
- Purple Brown #673A3F ΔE 0.069
- Slate #516572 ΔE 0.070
- Dark Mauve #874C62 ΔE 0.071
Use #604D66 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.