#604587
Closest named color: Twilight (#4E518B). oklch(45% 0.108 301.1), rgb(96, 69, 135).
Aa
White text reads best on this color (7.78:1).
About this color
#604587 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.108 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.041 away. White text reads best on it, at 7.78:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.69:1 |
| White text | 7.78:1 |
Values
| HEX | #604587 |
| RGB | rgb(96, 69, 135) |
| HSL | hsl(265, 32%, 40%) |
| OKLCH | oklch(45% 0.108 301.1) |
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 #604587 | 7.78:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #604587 | 2.69:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #604587 text on white | 7.78:1 | AAA | Lc 86.9 | Fine for body text |
| #604587 text on black | 2.69:1 | Fails | Lc -15.2 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DDD4ED
oklch(88.5% 0.035 302)
-
Step 300
300
#C7B8E3
oklch(80.9% 0.062 301)
-
Step 400
400
#AB92D6
oklch(70.7% 0.101 300.7)
-
Step 500
500
#9775CA
oklch(63% 0.129 301.2)
-
Step 600
600
#825CB7
oklch(55.5% 0.14 301.2)
-
Step 700
700
#6E4C9E
oklch(49.2% 0.13 300.9)
-
Step 800
800 (this color)
#604587
oklch(45% 0.108 301.1)
-
Step 900
900
#493667
oklch(37.7% 0.084 300.3)
-
Step 950
950
#2B203C
oklch(27.1% 0.052 301.1)
#604587 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) | #315289 | 0.073 |
| Deuteranopia (no green cones) | #385285 | 0.067 |
| Tritanopia (no blue cones) | #59515F | 0.083 |
| Achromatopsia (no color) | #525252 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604587
#604587
oklch(45% 0.108 301.1)
- #4D5E01
#4D5E01
oklch(45.1% 0.108 121.1)
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 #604587, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.041
- Dark Slate Blue #483D8B ΔE 0.050
- Dusk #4E5481 ΔE 0.051
- Blueberry #464196 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.054
- Dusty Grape #545775 ΔE 0.067
- Denim Blue #3B5B92 ΔE 0.075
- Dusky Blue #475F94 ΔE 0.076
Use #604587 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.