#5A33A8
Closest named color: Rebecca Purple (#663399). oklch(43.9% 0.176 293), rgb(90, 51, 168).
Aa
White text reads best on this color (8.48:1).
About this color
#5A33A8 is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.176 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.035 away. White text reads best on it, at 8.48:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #5A33A8 |
| RGB | rgb(90, 51, 168) |
| HSL | hsl(260, 53%, 43%) |
| OKLCH | oklch(43.9% 0.176 293) |
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 #5A33A8 | 8.48:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #5A33A8 | 2.47:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #5A33A8 text on white | 8.48:1 | AAA | Lc 88.6 | Fine for body text |
| #5A33A8 text on black | 2.47:1 | Fails | Lc -13.6 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#EAE7FD
oklch(93.7% 0.03 292.1)
-
Step 200
200
#DAD3FC
oklch(88.5% 0.056 293)
-
Step 300
300
#C3B4FE
oklch(80.9% 0.104 293.2)
-
Step 400
400
#A68AFD
oklch(70.8% 0.165 292.9)
-
Step 500
500
#9267FA
oklch(63.1% 0.21 292.9)
-
Step 600
600
#7E47E9
oklch(55.5% 0.229 293)
-
Step 700
700
#6B37CB
oklch(49.1% 0.213 292.9)
-
Step 800
800 (this color)
#5A33A8
oklch(43.9% 0.176 293)
-
Step 900
900
#472C82
oklch(37.7% 0.137 293.1)
-
Step 950
950
#291B4C
oklch(27% 0.087 292.8)
#5A33A8 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) | #004EAC | 0.103 |
| Deuteranopia (no green cones) | #004BA6 | 0.102 |
| Tritanopia (no blue cones) | #435069 | 0.140 |
| Achromatopsia (no color) | #4D4D4D | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A33A8
#5A33A8
oklch(43.9% 0.176 293)
- #535700
#535700
oklch(43.8% 0.098 112.8)
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 #5A33A8, closest first.
No curated palette has a color within ΔE 0.04 of #5A33A8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.035
- Blueberry #464196 ΔE 0.052
- Chrysanthemum #560BAD ΔE 0.053
- Blue With A Hint Of Purple #533CC6 ΔE 0.053
- Bluey Purple #6241C7 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.060
- Blurple #5539CC ΔE 0.060
- Grape #7209B7 ΔE 0.065
Use #5A33A8 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.