#604A8B
Closest named color: Twilight (#4E518B). oklch(46.2% 0.105 297.8), rgb(96, 74, 139).
Aa
White text reads best on this color (7.36:1).
About this color
#604A8B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.105 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.033 away. White text reads best on it, at 7.36:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.84:1 |
| White text | 7.36:1 |
Values
| HEX | #604A8B |
| RGB | rgb(96, 74, 139) |
| HSL | hsl(260, 31%, 42%) |
| OKLCH | oklch(46.2% 0.105 297.8) |
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 #604A8B | 7.36:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #604A8B | 2.84:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #604A8B text on white | 7.36:1 | AAA | Lc 85.5 | Fine for body text |
| #604A8B text on black | 2.84:1 | Fails | Lc -16.6 | 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 700.
-
Step 50
50
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD6EA
oklch(88.6% 0.028 297.3)
-
Step 300
300
#C4BADE
oklch(80.9% 0.051 298)
-
Step 400
400
#A696CD
oklch(70.7% 0.081 297.6)
-
Step 500
500
#917BC0
oklch(63% 0.104 298)
-
Step 600
600
#7B64AC
oklch(55.6% 0.111 297.4)
-
Step 700
700 (this color)
#604A8B
oklch(46.2% 0.105 297.8)
-
Step 800
800
#554478
oklch(42.8% 0.086 297.7)
-
Step 900
900
#463961
oklch(37.7% 0.068 298)
-
Step 950
950
#292239
oklch(27.1% 0.043 297.5)
#604A8B 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) | #36568D | 0.065 |
| Deuteranopia (no green cones) | #3B5589 | 0.060 |
| Tritanopia (no blue cones) | #575664 | 0.082 |
| Achromatopsia (no color) | #565656 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604A8B
#604A8B
oklch(46.2% 0.105 297.8)
- #546006
#546006
oklch(46.3% 0.105 118)
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 #604A8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.033
- Dusk #4E5481 ΔE 0.044
- Blueberry #464196 ΔE 0.056
- Dark Slate Blue #483D8B ΔE 0.057
- Dusty Grape #545775 ΔE 0.060
- Rebecca Purple #663399 ΔE 0.061
- Dusky Blue #475F94 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.066
Use #604A8B 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.