#604787
Closest named color: Twilight (#4E518B). oklch(45.4% 0.104 300.3), rgb(96, 71, 135).
Aa
White text reads best on this color (7.64:1).
About this color
#604787 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.104 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.037 away. White text reads best on it, at 7.64:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.74:1 |
| White text | 7.64:1 |
Values
| HEX | #604787 |
| RGB | rgb(96, 71, 135) |
| HSL | hsl(263, 31%, 40%) |
| OKLCH | oklch(45.4% 0.104 300.3) |
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 #604787 | 7.64:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #604787 | 2.74:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #604787 text on white | 7.64:1 | AAA | Lc 86.4 | Fine for body text |
| #604787 text on black | 2.74:1 | Fails | Lc -15.7 | 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
#EBE7F4
oklch(93.5% 0.018 300.1)
-
Step 200
200
#DCD5ED
oklch(88.6% 0.033 299)
-
Step 300
300
#C6B8E3
oklch(80.8% 0.062 299.9)
-
Step 400
400
#AA93D4
oklch(70.8% 0.096 300.2)
-
Step 500
500
#9677C9
oklch(63.2% 0.124 300.3)
-
Step 600
600
#815EB6
oklch(55.7% 0.136 300.4)
-
Step 700
700
#6D4D9C
oklch(49.1% 0.125 300.6)
-
Step 800
800 (this color)
#604787
oklch(45.4% 0.104 300.3)
-
Step 900
900
#493666
oklch(37.7% 0.082 300.8)
-
Step 950
950
#2A203C
oklch(26.9% 0.052 299.3)
#604787 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) | #345389 | 0.069 |
| Deuteranopia (no green cones) | #3A5385 | 0.064 |
| Tritanopia (no blue cones) | #585260 | 0.081 |
| Achromatopsia (no color) | #535353 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604787
#604787
oklch(45.4% 0.104 300.3)
- #4F5E08
#4F5E08
oklch(45.3% 0.104 120.1)
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 #604787, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.037
- Dusk #4E5481 ΔE 0.047
- Dark Slate Blue #483D8B ΔE 0.053
- Blueberry #464196 ΔE 0.056
- Rebecca Purple #663399 ΔE 0.058
- Dusty Grape #545775 ΔE 0.062
- Dusky Blue #475F94 ΔE 0.071
- Denim Blue #3B5B92 ΔE 0.071
Use #604787 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.