#5331A7
Closest named color: Rebecca Purple (#663399). oklch(42.8% 0.178 290), rgb(83, 49, 167).
Aa
White text reads best on this color (8.87:1).
About this color
#5331A7 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.178 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.045 away. White text reads best on it, at 8.87:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.36:1 |
| White text | 8.87:1 |
Values
| HEX | #5331A7 |
| RGB | rgb(83, 49, 167) |
| HSL | hsl(257, 55%, 42%) |
| OKLCH | oklch(42.8% 0.178 290) |
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 #5331A7 | 8.87:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #5331A7 | 2.36:1 | Fails | Lc 14.3 | Not readable |
| #5331A7 text on white | 8.87:1 | AAA | Lc 89.7 | Fine for body text |
| #5331A7 text on black | 2.36:1 | Fails | Lc -12.6 | 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
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D8D3FD
oklch(88.4% 0.058 290.6)
-
Step 300
300
#BFB5FF
oklch(80.8% 0.104 290.1)
-
Step 400
400
#A18BFF
oklch(70.7% 0.166 290.2)
-
Step 500
500
#8C69FE
oklch(63.2% 0.212 289.8)
-
Step 600
600
#7949ED
oklch(55.6% 0.231 290.2)
-
Step 700
700
#6639CE
oklch(49.1% 0.214 290)
-
Step 800
800 (this color)
#5331A7
oklch(42.8% 0.178 290)
-
Step 900
900
#442D84
oklch(37.7% 0.139 290.3)
-
Step 950
950
#271C4D
oklch(27% 0.087 289.7)
#5331A7 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) | #004CAB | 0.095 |
| Deuteranopia (no green cones) | #0047A5 | 0.092 |
| Tritanopia (no blue cones) | #364F68 | 0.143 |
| Achromatopsia (no color) | #4A4A4A | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5331A7
#5331A7
oklch(42.8% 0.178 290)
- #535300
#535300
oklch(42.8% 0.093 109.8)
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 #5331A7, closest first.
No curated palette has a color within ΔE 0.04 of #5331A7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Chrysanthemum #560BAD ΔE 0.047
- Blueberry #464196 ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.055
- Imperial Purple #480CA8 ΔE 0.056
- Blurple #5539CC ΔE 0.062
- Indigo Blue #3A18B1 ΔE 0.065
Use #5331A7 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.