#90599C
Closest named color: Dark Lavender (#856798). oklch(55.1% 0.118 320.3), rgb(144, 89, 156).
Aa
White text reads best on this color (5.12:1).
About this color
#90599C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.118 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.041 away. White text reads best on it, at 5.12:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #90599C |
| RGB | rgb(144, 89, 156) |
| HSL | hsl(289, 27%, 48%) |
| OKLCH | oklch(55.1% 0.118 320.3) |
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 #90599C | 5.12:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #90599C | 4.09:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #90599C text on white | 5.12:1 | AA | Lc 75.1 | Fine for body text |
| #90599C text on black | 4.09:1 | AA large text | Lc -26.6 | 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 600.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7F0
oklch(93.7% 0.015 322.3)
-
Step 200
200
#E2D3E5
oklch(88.4% 0.029 320.6)
-
Step 300
300
#D0B6D6
oklch(80.8% 0.053 319.9)
-
Step 400
400
#B98FC2
oklch(70.7% 0.086 320.3)
-
Step 500
500
#A773B2
oklch(63.1% 0.109 320.4)
-
Step 600
600 (this color)
#90599C
oklch(55.1% 0.118 320.3)
-
Step 700
700
#7C4A87
oklch(49.1% 0.11 320.2)
-
Step 800
800
#653D6D
oklch(42.7% 0.091 320.8)
-
Step 900
900
#523459
oklch(37.6% 0.072 319.9)
-
Step 950
950
#301F34
oklch(27% 0.045 319.8)
#90599C 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) | #506A9E | 0.104 |
| Deuteranopia (no green cones) | #5E709A | 0.095 |
| Tritanopia (no blue cones) | #916173 | 0.074 |
| Achromatopsia (no color) | #6E6E6E | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90599C
#90599C
oklch(55.1% 0.118 320.3)
- #49823D
#49823D
oklch(55% 0.118 140.2)
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 #90599C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.041
- Deep Lavender #8D5EB7 ΔE 0.042
- Muted Purple #805B87 ΔE 0.045
- Light Plum #9D5783 ΔE 0.045
- Dusty Purple #825F87 ΔE 0.047
- Dull Purple #84597E ΔE 0.053
- Dusky Purple #895B7B ΔE 0.056
- Dark Lilac #9C6DA5 ΔE 0.056
Use #90599C 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.