#5B4E95
Closest named color: Twilight (#4E518B). oklch(47.1% 0.112 289.8), rgb(91, 78, 149).
Aa
White text reads best on this color (7.07:1).
About this color
#5B4E95 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.112 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.028 away. White text reads best on it, at 7.07:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.96:1 |
| White text | 7.07:1 |
Values
| HEX | #5B4E95 |
| RGB | rgb(91, 78, 149) |
| HSL | hsl(251, 31%, 45%) |
| OKLCH | oklch(47.1% 0.112 289.8) |
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 #5B4E95 | 7.07:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #5B4E95 | 2.96:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #5B4E95 text on white | 7.07:1 | AAA | Lc 84.4 | Fine for body text |
| #5B4E95 text on black | 2.96:1 | Fails | Lc -17.6 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6EC
oklch(88.4% 0.03 289.9)
-
Step 300
300
#BFBBE2
oklch(80.8% 0.055 289.8)
-
Step 400
400
#9F98D3
oklch(70.7% 0.086 289.5)
-
Step 500
500
#897DC8
oklch(63.1% 0.111 290.2)
-
Step 600
600
#7365B4
oklch(55.5% 0.12 290.1)
-
Step 700
700 (this color)
#5B4E95
oklch(47.1% 0.112 289.8)
-
Step 800
800
#4F457E
oklch(42.8% 0.093 290)
-
Step 900
900
#413A65
oklch(37.6% 0.072 289.9)
-
Step 950
950
#26223B
oklch(26.9% 0.046 290.3)
#5B4E95 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) | #345A98 | 0.058 |
| Deuteranopia (no green cones) | #355793 | 0.055 |
| Tritanopia (no blue cones) | #4C5C6A | 0.093 |
| Achromatopsia (no color) | #585858 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4E95
#5B4E95
oklch(47.1% 0.112 289.8)
- #5F5F00
#5F5F00
oklch(47% 0.102 109.8)
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 #5B4E95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.028
- Dusk #4E5481 ΔE 0.045
- Blueberry #464196 ΔE 0.051
- Dusky Blue #475F94 ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.059
- Dusty Grape #545775 ΔE 0.065
- Rebecca Purple #663399 ΔE 0.065
Use #5B4E95 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.