#591FB2
Closest named color: Chrysanthemum (#560BAD). oklch(42.4% 0.208 292.9), rgb(89, 31, 178).
Aa
White text reads best on this color (9.27:1).
About this color
#591FB2 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.208 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Chrysanthemum (#560BAD), ΔE 0.023 away. White text reads best on it, at 9.27:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.208) |
| Temperature | in between |
| Nearest name | Chrysanthemum (#560BAD) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #591FB2 |
| RGB | rgb(89, 31, 178) |
| HSL | hsl(264, 70%, 41%) |
| OKLCH | oklch(42.4% 0.208 292.9) |
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 #591FB2 | 9.27:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #591FB2 | 2.26:1 | Fails | Lc 13.8 | Not readable |
| #591FB2 text on white | 9.27:1 | AAA | Lc 90.2 | Preferred for body text |
| #591FB2 text on black | 2.26:1 | Fails | Lc -12.1 | 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
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#DAD2FF
oklch(88.5% 0.062 293.2)
-
Step 300
300
#C3B4FF
oklch(80.9% 0.105 293.1)
-
Step 400
400
#A689FF
oklch(70.7% 0.169 292.9)
-
Step 500
500
#9364FF
oklch(63.1% 0.22 293)
-
Step 600
600
#8233FE
oklch(55.6% 0.27 292.8)
-
Step 700
700
#6F20DE
oklch(49.1% 0.252 293)
-
Step 800
800 (this color)
#591FB2
oklch(42.4% 0.208 292.9)
-
Step 900
900
#49248D
oklch(37.7% 0.162 293.1)
-
Step 950
950
#2A1753
oklch(27% 0.103 292.7)
#591FB2 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) | #0049B6 | 0.114 |
| Deuteranopia (no green cones) | #0044AF | 0.111 |
| Tritanopia (no blue cones) | #3C4B6A | 0.162 |
| Achromatopsia (no color) | #474747 | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #591FB2
#591FB2
oklch(42.4% 0.208 292.9)
- #4F5300
#4F5300
oklch(42.4% 0.095 113)
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 #591FB2, closest first.
No curated palette has a color within ΔE 0.04 of #591FB2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chrysanthemum #560BAD ΔE 0.023
- Violet Blue #510AC9 ΔE 0.044
- Imperial Purple #480CA8 ΔE 0.045
- Purple Blue #5D21D0 ΔE 0.049
- Grape #7209B7 ΔE 0.052
- Blue With A Hint Of Purple #533CC6 ΔE 0.059
- Rebecca Purple #663399 ΔE 0.060
- Blurple #5539CC ΔE 0.061
Use #591FB2 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.