#604D7B
Closest named color: Dusk (#4E5481). oklch(45.9% 0.076 302.5), rgb(96, 77, 123).
Aa
White text reads best on this color (7.38:1).
About this color
#604D7B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.076 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.033 away. White text reads best on it, at 7.38:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.84:1 |
| White text | 7.38:1 |
Values
| HEX | #604D7B |
| RGB | rgb(96, 77, 123) |
| HSL | hsl(265, 23%, 39%) |
| OKLCH | oklch(45.9% 0.076 302.5) |
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 #604D7B | 7.38:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #604D7B | 2.84:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #604D7B text on white | 7.38:1 | AAA | Lc 85.6 | Fine for body text |
| #604D7B text on black | 2.84:1 | Fails | Lc -16.4 | 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 700.
-
Step 50
50
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8F0
oklch(93.6% 0.011 303.1)
-
Step 200
200
#DBD6E5
oklch(88.5% 0.021 301.1)
-
Step 300
300
#C5BBD5
oklch(80.8% 0.038 303)
-
Step 400
400
#A798C0
oklch(70.6% 0.06 302)
-
Step 500
500
#927FB0
oklch(63.2% 0.075 302.1)
-
Step 600
600
#7D679B
oklch(55.5% 0.083 303.2)
-
Step 700
700 (this color)
#604D7B
oklch(45.9% 0.076 302.5)
-
Step 800
800
#56466C
oklch(42.7% 0.064 303.1)
-
Step 900
900
#473B57
oklch(37.7% 0.049 303.8)
-
Step 950
950
#292333
oklch(27% 0.03 301.6)
#604D7B 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) | #43557D | 0.047 |
| Deuteranopia (no green cones) | #46567A | 0.046 |
| Tritanopia (no blue cones) | #5B545E | 0.059 |
| Achromatopsia (no color) | #565656 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604D7B
#604D7B
oklch(45.9% 0.076 302.5)
- #505F2C
#505F2C
oklch(46% 0.077 123)
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 #604D7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.033
- Dusty Grape #545775 ΔE 0.037
- Twilight #4E518B ΔE 0.038
- YInMn Blue #415A77 ΔE 0.059
- Dusky Blue #475F94 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.072
- Muted Purple #805B87 ΔE 0.072
Use #604D7B 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.