#5B4899
Closest named color: Twilight (#4E518B). oklch(46.2% 0.127 291.4), rgb(91, 72, 153).
Aa
White text reads best on this color (7.41:1).
About this color
#5B4899 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.127 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.040 away. White text reads best on it, at 7.41:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #5B4899 |
| RGB | rgb(91, 72, 153) |
| HSL | hsl(254, 36%, 44%) |
| OKLCH | oklch(46.2% 0.127 291.4) |
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 #5B4899 | 7.41:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #5B4899 | 2.83:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #5B4899 text on white | 7.41:1 | AAA | Lc 85.6 | Fine for body text |
| #5B4899 text on black | 2.83:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#D9D6EF
oklch(88.6% 0.034 291.2)
-
Step 300
300
#C0BAE6
oklch(80.8% 0.062 291.2)
-
Step 400
400
#A196D9
oklch(70.8% 0.097 291.2)
-
Step 500
500
#8B7ACF
oklch(63.1% 0.126 291.6)
-
Step 600
600
#7562BC
oklch(55.6% 0.136 291)
-
Step 700
700 (this color)
#5B4899
oklch(46.2% 0.127 291.4)
-
Step 800
800
#514283
oklch(42.7% 0.105 292)
-
Step 900
900
#433869
oklch(37.6% 0.082 292.3)
-
Step 950
950
#27213E
oklch(27% 0.053 291.9)
#5B4899 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) | #25579C | 0.074 |
| Deuteranopia (no green cones) | #285497 | 0.071 |
| Tritanopia (no blue cones) | #4B5969 | 0.105 |
| Achromatopsia (no color) | #555555 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4899
#5B4899
oklch(46.2% 0.127 291.4)
- #5B5D00
#5B5D00
oklch(46.1% 0.102 111.2)
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 #5B4899, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.040
- Blueberry #464196 ΔE 0.041
- Dark Slate Blue #483D8B ΔE 0.049
- Rebecca Purple #663399 ΔE 0.050
- Dusk #4E5481 ΔE 0.059
- Denim Blue #3B5B92 ΔE 0.067
- Dusky Blue #475F94 ΔE 0.068
- Bluey Purple #6241C7 ΔE 0.076
Use #5B4899 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.