#5A4E99
Closest named color: Twilight (#4E518B). oklch(47.3% 0.118 288.4), rgb(90, 78, 153).
Aa
White text reads best on this color (7.03:1).
About this color
#5A4E99 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.118 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.032 away. White text reads best on it, at 7.03:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #5A4E99 |
| RGB | rgb(90, 78, 153) |
| HSL | hsl(250, 32%, 45%) |
| OKLCH | oklch(47.3% 0.118 288.4) |
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 #5A4E99 | 7.03:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #5A4E99 | 2.98:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #5A4E99 text on white | 7.03:1 | AAA | Lc 84.2 | Fine for body text |
| #5A4E99 text on black | 2.98:1 | Fails | Lc -17.8 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D8D6ED
oklch(88.5% 0.031 289.7)
-
Step 300
300
#BEBBE4
oklch(80.8% 0.057 288.4)
-
Step 400
400
#9E98D7
oklch(70.8% 0.091 288.2)
-
Step 500
500
#877DCC
oklch(63.2% 0.117 288.4)
-
Step 600
600
#7165B8
oklch(55.6% 0.126 288.2)
-
Step 700
700 (this color)
#5A4E99
oklch(47.3% 0.118 288.4)
-
Step 800
800
#4D4481
oklch(42.6% 0.099 288.2)
-
Step 900
900
#403A67
oklch(37.6% 0.076 288.3)
-
Step 950
950
#25223D
oklch(26.9% 0.05 287.7)
#5A4E99 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) | #315A9C | 0.059 |
| Deuteranopia (no green cones) | #315797 | 0.057 |
| Tritanopia (no blue cones) | #485D6C | 0.098 |
| Achromatopsia (no color) | #595959 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A4E99
#5A4E99
oklch(47.3% 0.118 288.4)
- #615F00
#615F00
oklch(47.2% 0.102 108.3)
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 #5A4E99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.032
- Dusk #4E5481 ΔE 0.049
- Blueberry #464196 ΔE 0.050
- Dusky Blue #475F94 ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.059
- Rebecca Purple #663399 ΔE 0.064
- Dusty Grape #545775 ΔE 0.070
Use #5A4E99 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.