#91399B
Closest named color: Warm Purple (#952E8F). oklch(50.5% 0.17 323.5), rgb(145, 57, 155).
Aa
White text reads best on this color (6.43:1).
About this color
#91399B is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.170 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.025 away. White text reads best on it, at 6.43:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 3.26:1 |
| White text | 6.43:1 |
Values
| HEX | #91399B |
| RGB | rgb(145, 57, 155) |
| HSL | hsl(294, 46%, 42%) |
| OKLCH | oklch(50.5% 0.17 323.5) |
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 #91399B | 6.43:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #91399B | 3.26:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #91399B text on white | 6.43:1 | AA | Lc 81.3 | Fine for body text |
| #91399B text on black | 3.26:1 | AA large text | Lc -20.6 | Dividers and decoration only |
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 700.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E9CFEB
oklch(88.4% 0.047 323.8)
-
Step 300
300
#DBAFDF
oklch(80.9% 0.082 323.6)
-
Step 400
400
#C883CF
oklch(70.7% 0.131 323.6)
-
Step 500
500
#B961C3
oklch(63.2% 0.168 323.4)
-
Step 600
600
#A444AF
oklch(55.6% 0.183 323.5)
-
Step 700
700 (this color)
#91399B
oklch(50.5% 0.17 323.5)
-
Step 800
800
#722D7A
oklch(42.7% 0.14 323.4)
-
Step 900
900
#5D2962
oklch(37.7% 0.11 324)
-
Step 950
950
#36193A
oklch(27% 0.07 322.6)
#91399B 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) | #26589E | 0.171 |
| Deuteranopia (no green cones) | #486298 | 0.147 |
| Tritanopia (no blue cones) | #934865 | 0.101 |
| Achromatopsia (no color) | #5E5E5E | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91399B
#91399B
oklch(50.5% 0.17 323.5)
- #007B10
#007B10
oklch(50.6% 0.167 143.5)
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 #91399B, closest first.
No curated palette has a color within ΔE 0.04 of #91399B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.025
- Purply #983FB2 ΔE 0.039
- Light Eggplant #894585 ΔE 0.048
- Dark Magenta #8B008B ΔE 0.070
- Dark Orchid #9932CC ΔE 0.079
- Deep Lavender #8D5EB7 ΔE 0.084
- Rebecca Purple #663399 ΔE 0.088
- Purple #800080 ΔE 0.089
Use #91399B 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.