#903CA6
Closest named color: Purply (#983FB2). oklch(51.4% 0.176 318.7), rgb(144, 60, 166).
Aa
White text reads best on this color (6.20:1).
About this color
#903CA6 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.176 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.024 away. White text reads best on it, at 6.20:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.38:1 |
| White text | 6.20:1 |
Values
| HEX | #903CA6 |
| RGB | rgb(144, 60, 166) |
| HSL | hsl(288, 47%, 44%) |
| OKLCH | oklch(51.4% 0.176 318.7) |
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 #903CA6 | 6.20:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #903CA6 | 3.38:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #903CA6 text on white | 6.20:1 | AA | Lc 80.3 | Fine for body text |
| #903CA6 text on black | 3.38:1 | AA large text | Lc -21.6 | 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
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7D0EE
oklch(88.6% 0.047 318.3)
-
Step 300
300
#D9AFE4
oklch(80.9% 0.086 319.2)
-
Step 400
400
#C483D6
oklch(70.6% 0.136 318.7)
-
Step 500
500
#B561CB
oklch(63.1% 0.174 319)
-
Step 600
600
#A044B8
oklch(55.6% 0.189 318.8)
-
Step 700
700 (this color)
#903CA6
oklch(51.4% 0.176 318.7)
-
Step 800
800
#6F2D81
oklch(42.7% 0.146 318.4)
-
Step 900
900
#5A2967
oklch(37.6% 0.114 318.8)
-
Step 950
950
#35193C
oklch(27% 0.072 319.3)
#903CA6 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) | #1C5BA9 | 0.171 |
| Deuteranopia (no green cones) | #4264A3 | 0.148 |
| Tritanopia (no blue cones) | #904E6B | 0.111 |
| Achromatopsia (no color) | #616161 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903CA6
#903CA6
oklch(51.4% 0.176 318.7)
- #2C7B00
#2C7B00
oklch(51.3% 0.161 138.7)
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 #903CA6, closest first.
No curated palette has a color within ΔE 0.04 of #903CA6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.024
- Warm Purple #952E8F ΔE 0.042
- Light Eggplant #894585 ΔE 0.060
- Dark Orchid #9932CC ΔE 0.063
- Deep Lavender #8D5EB7 ΔE 0.074
- Dark Magenta #8B008B ΔE 0.080
- Amethyst #9B5FC0 ΔE 0.084
- Rebecca Purple #663399 ΔE 0.088
Use #903CA6 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.