#903FA8
Closest named color: Purply (#983FB2). oklch(51.9% 0.174 317.8), rgb(144, 63, 168).
Aa
White text reads best on this color (6.06:1).
About this color
#903FA8 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.174 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.021 away. White text reads best on it, at 6.06:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.46:1 |
| White text | 6.06:1 |
Values
| HEX | #903FA8 |
| RGB | rgb(144, 63, 168) |
| HSL | hsl(286, 45%, 45%) |
| OKLCH | oklch(51.9% 0.174 317.8) |
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 #903FA8 | 6.06:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #903FA8 | 3.46:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #903FA8 text on white | 6.06:1 | AA | Lc 79.7 | Fine for body text |
| #903FA8 text on black | 3.46:1 | AA large text | Lc -22.1 | 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
#E6D0EE
oklch(88.5% 0.047 317.1)
-
Step 300
300
#D8B0E4
oklch(80.9% 0.084 318.3)
-
Step 400
400
#C384D7
oklch(70.7% 0.135 317.8)
-
Step 500
500
#B362CC
oklch(63.1% 0.172 317.7)
-
Step 600
600
#9E46B9
oklch(55.6% 0.186 317.5)
-
Step 700
700 (this color)
#903FA8
oklch(51.9% 0.174 317.8)
-
Step 800
800
#6E2E81
oklch(42.7% 0.144 317.7)
-
Step 900
900
#592A67
oklch(37.6% 0.112 317.9)
-
Step 950
950
#341A3D
oklch(27.1% 0.07 316.8)
#903FA8 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) | #205DAB | 0.166 |
| Deuteranopia (no green cones) | #4365A5 | 0.144 |
| Tritanopia (no blue cones) | #8F516E | 0.110 |
| Achromatopsia (no color) | #626262 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903FA8
#903FA8
oklch(51.9% 0.174 317.8)
- #327C00
#327C00
oklch(51.9% 0.159 137.7)
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 #903FA8, closest first.
No curated palette has a color within ΔE 0.04 of #903FA8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.021
- Warm Purple #952E8F ΔE 0.047
- Light Eggplant #894585 ΔE 0.060
- Dark Orchid #9932CC ΔE 0.062
- Deep Lavender #8D5EB7 ΔE 0.068
- Amethyst #9B5FC0 ΔE 0.078
- Dark Magenta #8B008B ΔE 0.086
- Rebecca Purple #663399 ΔE 0.090
Use #903FA8 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.