#5A33AE
Closest named color: Rebecca Purple (#663399). oklch(44.4% 0.184 291.7), rgb(90, 51, 174).
Aa
White text reads best on this color (8.33:1).
About this color
#5A33AE is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.184 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.042 away. White text reads best on it, at 8.33:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #5A33AE |
| RGB | rgb(90, 51, 174) |
| HSL | hsl(259, 55%, 44%) |
| OKLCH | oklch(44.4% 0.184 291.7) |
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 #5A33AE | 8.33:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #5A33AE | 2.51:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #5A33AE text on white | 8.33:1 | AAA | Lc 88.1 | Fine for body text |
| #5A33AE text on black | 2.51:1 | Fails | Lc -14.1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#EAE7FE
oklch(93.7% 0.031 291.8)
-
Step 200
200
#D9D3FE
oklch(88.5% 0.059 291.5)
-
Step 300
300
#C1B5FF
oklch(81% 0.104 291.3)
-
Step 400
400
#A48AFF
oklch(70.7% 0.167 291.8)
-
Step 500
500
#9066FF
oklch(63.1% 0.217 291.6)
-
Step 600
600
#7D45EF
oklch(55.6% 0.238 291.9)
-
Step 700
700
#6A34D0
oklch(49.1% 0.221 291.9)
-
Step 800
800 (this color)
#5A33AE
oklch(44.4% 0.184 291.7)
-
Step 900
900
#462B85
oklch(37.7% 0.143 291.9)
-
Step 950
950
#291B4E
oklch(27.1% 0.09 292)
#5A33AE 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) | #0050B2 | 0.103 |
| Deuteranopia (no green cones) | #004BAC | 0.101 |
| Tritanopia (no blue cones) | #3F526D | 0.145 |
| Achromatopsia (no color) | #4E4E4E | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A33AE
#5A33AE
oklch(44.4% 0.184 291.7)
- #565800
#565800
oklch(44.4% 0.098 111.3)
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 #5A33AE, closest first.
No curated palette has a color within ΔE 0.04 of #5A33AE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Blue With A Hint Of Purple #533CC6 ΔE 0.044
- Blurple #5539CC ΔE 0.051
- Bluey Purple #6241C7 ΔE 0.051
- Chrysanthemum #560BAD ΔE 0.052
- Purple Blue #5D21D0 ΔE 0.057
- Blueberry #464196 ΔE 0.058
- Grape #7209B7 ΔE 0.063
Use #5A33AE 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.