#903D9B
Closest named color: Warm Purple (#952E8F). oklch(50.9% 0.164 322.8), rgb(144, 61, 155).
Aa
White text reads best on this color (6.31:1).
About this color
#903D9B is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.164 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.031 away. White text reads best on it, at 6.31:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #903D9B |
| RGB | rgb(144, 61, 155) |
| HSL | hsl(293, 44%, 42%) |
| OKLCH | oklch(50.9% 0.164 322.8) |
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 #903D9B | 6.31:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #903D9B | 3.32:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #903D9B text on white | 6.31:1 | AA | Lc 80.8 | Fine for body text |
| #903D9B text on black | 3.32:1 | AA large text | Lc -21.0 | 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
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E8D0EA
oklch(88.5% 0.044 323.6)
-
Step 300
300
#DAB0DF
oklch(80.9% 0.079 322.8)
-
Step 400
400
#C684CE
oklch(70.6% 0.127 323)
-
Step 500
500
#B763C2
oklch(63.2% 0.163 322.8)
-
Step 600
600
#A247AE
oklch(55.6% 0.176 322.9)
-
Step 700
700 (this color)
#903D9B
oklch(50.9% 0.164 322.8)
-
Step 800
800
#702F79
oklch(42.6% 0.135 322.6)
-
Step 900
900
#5B2B62
oklch(37.7% 0.106 322.4)
-
Step 950
950
#361A39
oklch(27.1% 0.066 323.6)
#903D9B 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) | #2B5A9E | 0.162 |
| Deuteranopia (no green cones) | #4A6399 | 0.140 |
| Tritanopia (no blue cones) | #924B66 | 0.099 |
| Achromatopsia (no color) | #606060 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903D9B
#903D9B
oklch(50.9% 0.164 322.8)
- #107B12
#107B12
oklch(50.8% 0.163 142.8)
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 #903D9B, closest first.
No curated palette has a color within ΔE 0.04 of #903D9B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.031
- Purply #983FB2 ΔE 0.039
- Light Eggplant #894585 ΔE 0.043
- Dark Magenta #8B008B ΔE 0.077
- Deep Lavender #8D5EB7 ΔE 0.078
- Dark Orchid #9932CC ΔE 0.081
- Light Plum #9D5783 ΔE 0.085
- Muted Purple #805B87 ΔE 0.086
Use #903D9B 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.