#903F99
Closest named color: Warm Purple (#952E8F). oklch(51% 0.159 323.6), rgb(144, 63, 153).
Aa
White text reads best on this color (6.25:1).
About this color
#903F99 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.159 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.032 away. White text reads best on it, at 6.25:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 3.35:1 |
| White text | 6.25:1 |
Values
| HEX | #903F99 |
| RGB | rgb(144, 63, 153) |
| HSL | hsl(294, 42%, 42%) |
| OKLCH | oklch(51% 0.159 323.6) |
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 #903F99 | 6.25:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #903F99 | 3.35:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #903F99 text on white | 6.25:1 | AA | Lc 80.6 | Fine for body text |
| #903F99 text on black | 3.35:1 | AA large text | Lc -21.2 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E8D0EA
oklch(88.5% 0.044 323.6)
-
Step 300
300
#DAB0DD
oklch(80.9% 0.077 324.1)
-
Step 400
400
#C685CC
oklch(70.7% 0.123 323.8)
-
Step 500
500
#B664BF
oklch(63% 0.158 323.5)
-
Step 600
600
#A149AB
oklch(55.6% 0.17 323.5)
-
Step 700
700 (this color)
#903F99
oklch(51% 0.159 323.6)
-
Step 800
800
#703077
oklch(42.7% 0.132 323.6)
-
Step 900
900
#5B2C60
oklch(37.8% 0.102 323.6)
-
Step 950
950
#351A38
oklch(26.9% 0.065 323.4)
#903F99 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) | #305A9C | 0.156 |
| Deuteranopia (no green cones) | #4C6497 | 0.137 |
| Tritanopia (no blue cones) | #924C66 | 0.095 |
| Achromatopsia (no color) | #606060 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903F99
#903F99
oklch(51% 0.159 323.6)
- #137C1B
#137C1B
oklch(51.1% 0.159 143.5)
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 #903F99, closest first.
No curated palette has a color within ΔE 0.04 of #903F99.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.032
- Light Eggplant #894585 ΔE 0.038
- Purply #983FB2 ΔE 0.042
- Deep Lavender #8D5EB7 ΔE 0.076
- Light Plum #9D5783 ΔE 0.079
- Dark Magenta #8B008B ΔE 0.080
- Muted Purple #805B87 ΔE 0.080
- Dull Purple #84597E ΔE 0.084
Use #903F99 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.