#5A1C76
Closest named color: Royal Purple (#4B006E). oklch(37% 0.149 312.9), rgb(90, 28, 118).
Aa
White text reads best on this color (11.27:1).
About this color
#5A1C76 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.149 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.053 away. White text reads best on it, at 11.27:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.86:1 |
| White text | 11.27:1 |
Values
| HEX | #5A1C76 |
| RGB | rgb(90, 28, 118) |
| HSL | hsl(281, 62%, 29%) |
| OKLCH | oklch(37% 0.149 312.9) |
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 #5A1C76 | 11.27:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #5A1C76 | 1.86:1 | Fails | Lc 8.7 | Not readable |
| #5A1C76 text on white | 11.27:1 | AAA | Lc 95.2 | Preferred for body text |
| #5A1C76 text on black | 1.86:1 | Fails | Lc -7.5 | 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 900.
-
Step 50
50
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F2E4FA
oklch(93.6% 0.033 313.5)
-
Step 200
200
#E8CEF7
oklch(88.6% 0.062 313.2)
-
Step 300
300
#DAABF4
oklch(80.9% 0.112 313.2)
-
Step 400
400
#C77AEF
oklch(70.7% 0.18 313)
-
Step 500
500
#B850E9
oklch(63% 0.229 313)
-
Step 600
600
#A428D7
oklch(55.6% 0.249 313.1)
-
Step 700
700
#8C16BB
oklch(49.1% 0.232 312.7)
-
Step 800
800
#721997
oklch(42.7% 0.191 313)
-
Step 900
900 (this color)
#5A1C76
oklch(37% 0.149 312.9)
-
Step 950
950
#361446
oklch(27% 0.094 313.2)
#5A1C76 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) | #003779 | 0.132 |
| Deuteranopia (no green cones) | #123C74 | 0.126 |
| Tritanopia (no blue cones) | #573047 | 0.100 |
| Achromatopsia (no color) | #3B3B3B | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A1C76
#5A1C76
oklch(37% 0.149 312.9)
- #284A00
#284A00
oklch(36.9% 0.104 132.9)
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 #5A1C76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.053
- Indigo #4B0082 ΔE 0.054
- Grape Purple #5D1451 ΔE 0.065
- Rebecca Purple #663399 ΔE 0.076
- Rich Purple #720058 ΔE 0.077
- Plum Purple #4E0550 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.081
- Purple #800080 ΔE 0.082
Use #5A1C76 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.