#903CCC
Closest named color: Dark Orchid (#9932CC). oklch(54% 0.214 307.3), rgb(144, 60, 204).
Aa
White text reads best on this color (5.66:1).
About this color
#903CCC is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.214 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.021 away. White text reads best on it, at 5.66:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.214) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 3.70:1 |
| White text | 5.66:1 |
Values
| HEX | #903CCC |
| RGB | rgb(144, 60, 204) |
| HSL | hsl(275, 59%, 52%) |
| OKLCH | oklch(54% 0.214 307.3) |
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 #903CCC | 5.66:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #903CCC | 3.70:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #903CCC text on white | 5.66:1 | AA | Lc 77.5 | Fine for body text |
| #903CCC text on black | 3.70:1 | AA large text | Lc -24.3 | 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 600.
-
Step 50
50
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E2D0F5
oklch(88.4% 0.054 307.2)
-
Step 300
300
#D1B0F1
oklch(80.8% 0.096 307.5)
-
Step 400
400
#BA84EA
oklch(70.6% 0.154 307.3)
-
Step 500
500
#A961E4
oklch(63.1% 0.196 307)
-
Step 600
600 (this color)
#903CCC
oklch(54% 0.214 307.3)
-
Step 700
700
#7F32B5
oklch(49.1% 0.198 307.4)
-
Step 800
800
#672B93
oklch(42.7% 0.165 307.1)
-
Step 900
900
#542975
oklch(37.7% 0.128 307.4)
-
Step 950
950
#311945
oklch(27% 0.082 306.9)
#903CCC 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) | #0064D0 | 0.172 |
| Deuteranopia (no green cones) | #0C68C9 | 0.173 |
| Tritanopia (no blue cones) | #865D80 | 0.150 |
| Achromatopsia (no color) | #676767 | 0.215 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903CCC
#903CCC
oklch(54% 0.214 307.3)
- #587C00
#587C00
oklch(53.9% 0.139 127.1)
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 #903CCC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.021
- Blue Violet #8A2BE2 ΔE 0.044
- Purply #983FB2 ΔE 0.045
- Dark Violet #9400D3 ΔE 0.054
- Purpley #8756E4 ΔE 0.061
- Vibrant Purple #AD03DE ΔE 0.072
- Deep Lavender #8D5EB7 ΔE 0.080
- Light Indigo #6D5ACF ΔE 0.080
Use #903CCC 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.