#604C92
Closest named color: Twilight (#4E518B). oklch(47% 0.111 294.9), rgb(96, 76, 146).
Aa
White text reads best on this color (7.12:1).
About this color
#604C92 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.111 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.034 away. White text reads best on it, at 7.12:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.94:1 |
| White text | 7.12:1 |
Values
| HEX | #604C92 |
| RGB | rgb(96, 76, 146) |
| HSL | hsl(257, 32%, 44%) |
| OKLCH | oklch(47% 0.111 294.9) |
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 #604C92 | 7.12:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #604C92 | 2.94:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #604C92 text on white | 7.12:1 | AAA | Lc 84.6 | Fine for body text |
| #604C92 text on black | 2.94:1 | Fails | Lc -17.4 | 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
#F6F5FA
oklch(97.2% 0.007 295.5)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#DAD6EB
oklch(88.6% 0.029 294.5)
-
Step 300
300
#C2BAE0
oklch(80.8% 0.054 294.8)
-
Step 400
400
#A496D1
oklch(70.7% 0.086 295)
-
Step 500
500
#8E7BC5
oklch(63% 0.111 294.8)
-
Step 600
600
#7963B1
oklch(55.5% 0.119 295.2)
-
Step 700
700 (this color)
#604C92
oklch(47% 0.111 294.9)
-
Step 800
800
#53437C
oklch(42.6% 0.093 295.1)
-
Step 900
900
#443964
oklch(37.6% 0.073 294.4)
-
Step 950
950
#28223A
oklch(27.1% 0.044 294.7)
#604C92 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) | #355895 | 0.065 |
| Deuteranopia (no green cones) | #385790 | 0.062 |
| Tritanopia (no blue cones) | #555968 | 0.089 |
| Achromatopsia (no color) | #585858 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604C92
#604C92
oklch(47% 0.111 294.9)
- #5A6100
#5A6100
oklch(47% 0.106 114.6)
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 #604C92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.034
- Dusk #4E5481 ΔE 0.048
- Blueberry #464196 ΔE 0.056
- Dusky Blue #475F94 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.060
- Rebecca Purple #663399 ΔE 0.061
- Denim Blue #3B5B92 ΔE 0.063
- Dusty Grape #545775 ΔE 0.065
Use #604C92 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.