#604580
Closest named color: Twilight (#4E518B). oklch(44.6% 0.098 303.8), rgb(96, 69, 128).
Aa
White text reads best on this color (7.89:1).
About this color
#604580 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.098 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.042 away. White text reads best on it, at 7.89:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.66:1 |
| White text | 7.89:1 |
Values
| HEX | #604580 |
| RGB | rgb(96, 69, 128) |
| HSL | hsl(267, 30%, 39%) |
| OKLCH | oklch(44.6% 0.098 303.8) |
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 #604580 | 7.89:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #604580 | 2.66:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #604580 text on white | 7.89:1 | AAA | Lc 87.2 | Fine for body text |
| #604580 text on black | 2.66:1 | Fails | Lc -14.9 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F3
oklch(93.5% 0.017 304.8)
-
Step 200
200
#DDD4EB
oklch(88.4% 0.033 303.4)
-
Step 300
300
#C8B8DF
oklch(80.9% 0.057 303.8)
-
Step 400
400
#AD92CF
oklch(70.6% 0.092 304.4)
-
Step 500
500
#9977C3
oklch(63.2% 0.116 303.8)
-
Step 600
600
#845EAF
oklch(55.6% 0.127 304.2)
-
Step 700
700
#6F4D97
oklch(49% 0.119 303.5)
-
Step 800
800 (this color)
#604580
oklch(44.6% 0.098 303.8)
-
Step 900
900
#4A3662
oklch(37.5% 0.077 303.9)
-
Step 950
950
#2B203A
oklch(26.9% 0.049 302.7)
#604580 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) | #355182 | 0.069 |
| Deuteranopia (no green cones) | #3C517E | 0.063 |
| Tritanopia (no blue cones) | #5B4F5C | 0.074 |
| Achromatopsia (no color) | #515151 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604580
#604580
oklch(44.6% 0.098 303.8)
- #495D15
#495D15
oklch(44.7% 0.099 124)
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 #604580, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.042
- Dusk #4E5481 ΔE 0.048
- Dark Slate Blue #483D8B ΔE 0.054
- Blueberry #464196 ΔE 0.060
- Dusty Grape #545775 ΔE 0.060
- Rebecca Purple #663399 ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.077
- Light Eggplant #894585 ΔE 0.077
Use #604580 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.