#903EA4
Closest named color: Purply (#983FB2). oklch(51.5% 0.171 319.3), rgb(144, 62, 164).
Aa
White text reads best on this color (6.15:1).
About this color
#903EA4 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.171 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.026 away. White text reads best on it, at 6.15:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.41:1 |
| White text | 6.15:1 |
Values
| HEX | #903EA4 |
| RGB | rgb(144, 62, 164) |
| HSL | hsl(288, 45%, 44%) |
| OKLCH | oklch(51.5% 0.171 319.3) |
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 #903EA4 | 6.15:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #903EA4 | 3.41:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #903EA4 text on white | 6.15:1 | AA | Lc 80.1 | Fine for body text |
| #903EA4 text on black | 3.41:1 | AA large text | Lc -21.7 | 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
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E7D0ED
oklch(88.5% 0.046 319.2)
-
Step 300
300
#D8B0E3
oklch(80.9% 0.083 318.9)
-
Step 400
400
#C484D4
oklch(70.6% 0.132 319.4)
-
Step 500
500
#B462C9
oklch(63% 0.17 319.1)
-
Step 600
600
#A046B5
oklch(55.7% 0.183 319.6)
-
Step 700
700 (this color)
#903EA4
oklch(51.5% 0.171 319.3)
-
Step 800
800
#6F2E7F
oklch(42.7% 0.142 319.2)
-
Step 900
900
#5A2A66
oklch(37.7% 0.111 319.3)
-
Step 950
950
#351A3C
oklch(27.1% 0.07 319.1)
#903EA4 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) | #235CA7 | 0.166 |
| Deuteranopia (no green cones) | #4564A1 | 0.143 |
| Tritanopia (no blue cones) | #904F6B | 0.108 |
| Achromatopsia (no color) | #616161 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903EA4
#903EA4
oklch(51.5% 0.171 319.3)
- #287C00
#287C00
oklch(51.5% 0.164 139.3)
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 #903EA4, closest first.
No curated palette has a color within ΔE 0.04 of #903EA4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.026
- Warm Purple #952E8F ΔE 0.041
- Light Eggplant #894585 ΔE 0.055
- Dark Orchid #9932CC ΔE 0.067
- Deep Lavender #8D5EB7 ΔE 0.071
- Amethyst #9B5FC0 ΔE 0.082
- Dark Magenta #8B008B ΔE 0.082
- Rebecca Purple #663399 ΔE 0.089
Use #903EA4 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.