#5B477E
Closest named color: Twilight (#4E518B). oklch(44.4% 0.09 299.5), rgb(91, 71, 126).
Aa
White text reads best on this color (7.93:1).
About this color
#5B477E is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.090 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.036 away. White text reads best on it, at 7.93:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #5B477E |
| RGB | rgb(91, 71, 126) |
| HSL | hsl(262, 28%, 39%) |
| OKLCH | oklch(44.4% 0.09 299.5) |
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 #5B477E | 7.93:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #5B477E | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #5B477E text on white | 7.93:1 | AAA | Lc 87.4 | Fine for body text |
| #5B477E text on black | 2.64:1 | Fails | Lc -14.7 | Not readable |
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 800.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DCD5EA
oklch(88.5% 0.029 301)
-
Step 300
300
#C5BADE
oklch(81% 0.051 299.2)
-
Step 400
400
#A895CE
oklch(70.7% 0.084 299.5)
-
Step 500
500
#937AC1
oklch(63.1% 0.107 299.5)
-
Step 600
600
#7E62AE
oklch(55.7% 0.118 299.6)
-
Step 700
700
#6A5195
oklch(49.1% 0.108 299.4)
-
Step 800
800 (this color)
#5B477E
oklch(44.4% 0.09 299.5)
-
Step 900
900
#473861
oklch(37.6% 0.07 299.9)
-
Step 950
950
#2A2139
oklch(27% 0.045 300.7)
#5B477E 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) | #385180 | 0.056 |
| Deuteranopia (no green cones) | #3C517D | 0.053 |
| Tritanopia (no blue cones) | #54505C | 0.070 |
| Achromatopsia (no color) | #515151 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B477E
#5B477E
oklch(44.4% 0.09 299.5)
- #4E5A18
#4E5A18
oklch(44.3% 0.09 119.1)
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 #5B477E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.036
- Dusk #4E5481 ΔE 0.039
- Dark Slate Blue #483D8B ΔE 0.052
- Dusty Grape #545775 ΔE 0.052
- Blueberry #464196 ΔE 0.058
- YInMn Blue #415A77 ΔE 0.068
- Denim Blue #3B5B92 ΔE 0.069
- Rebecca Purple #663399 ΔE 0.071
Use #5B477E 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.