#5B4C8A
Closest named color: Twilight (#4E518B). oklch(46% 0.099 293.2), rgb(91, 76, 138).
Aa
White text reads best on this color (7.37:1).
About this color
#5B4C8A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.099 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.023 away. White text reads best on it, at 7.37:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.84:1 |
| White text | 7.37:1 |
Values
| HEX | #5B4C8A |
| RGB | rgb(91, 76, 138) |
| HSL | hsl(255, 29%, 42%) |
| OKLCH | oklch(46% 0.099 293.2) |
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 #5B4C8A | 7.37:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #5B4C8A | 2.84:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #5B4C8A text on white | 7.37:1 | AAA | Lc 85.5 | Fine for body text |
| #5B4C8A text on black | 2.84:1 | Fails | Lc -16.5 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C1BBDD
oklch(80.8% 0.048 293.4)
-
Step 400
400
#A298CD
oklch(70.7% 0.077 293)
-
Step 500
500
#8C7EBF
oklch(63.1% 0.097 293.3)
-
Step 600
600
#7666AC
oklch(55.5% 0.107 293.1)
-
Step 700
700 (this color)
#5B4C8A
oklch(46% 0.099 293.2)
-
Step 800
800
#514578
oklch(42.6% 0.084 293.4)
-
Step 900
900
#433B60
oklch(37.7% 0.063 293.1)
-
Step 950
950
#272338
oklch(27.1% 0.039 292.3)
#5B4C8A 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) | #38568C | 0.054 |
| Deuteranopia (no green cones) | #3A5588 | 0.052 |
| Tritanopia (no blue cones) | #505864 | 0.082 |
| Achromatopsia (no color) | #565656 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4C8A
#5B4C8A
oklch(46% 0.099 293.2)
- #595D08
#595D08
oklch(46% 0.099 112.7)
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 #5B4C8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.023
- Dusk #4E5481 ΔE 0.035
- Dusty Grape #545775 ΔE 0.053
- Blueberry #464196 ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.055
- Dusky Blue #475F94 ΔE 0.056
- Denim Blue #3B5B92 ΔE 0.057
- YInMn Blue #415A77 ΔE 0.067
Use #5B4C8A 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.