#904EC9
Closest named color: Purply (#983FB2). oklch(56% 0.187 306), rgb(144, 78, 201).
Aa
White text reads best on this color (5.09:1).
About this color
#904EC9 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.187 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.045 away. White text reads best on it, at 5.09:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 4.11:1 |
| White text | 5.09:1 |
Values
| HEX | #904EC9 |
| RGB | rgb(144, 78, 201) |
| HSL | hsl(272, 53%, 55%) |
| OKLCH | oklch(56% 0.187 306) |
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 #904EC9 | 5.09:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #904EC9 | 4.11:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #904EC9 text on white | 5.09:1 | AA | Lc 74.7 | Content text, not long reading |
| #904EC9 text on black | 4.11:1 | AA large text | Lc -27.0 | 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 600.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F7
oklch(93.6% 0.024 307)
-
Step 200
200
#E1D2F2
oklch(88.6% 0.046 306.6)
-
Step 300
300
#CEB3EC
oklch(80.9% 0.084 306.1)
-
Step 400
400
#B589E3
oklch(70.7% 0.135 305.7)
-
Step 500
500
#A369DA
oklch(63.1% 0.171 305.8)
-
Step 600
600 (this color)
#904EC9
oklch(56% 0.187 306)
-
Step 700
700
#7A3DAD
oklch(49.2% 0.174 306)
-
Step 800
800
#63338C
oklch(42.7% 0.144 306)
-
Step 900
900
#502E70
oklch(37.7% 0.112 305.4)
-
Step 950
950
#2F1C41
oklch(27% 0.07 306)
#904EC9 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) | #0A6CCD | 0.157 |
| Deuteranopia (no green cones) | #346EC6 | 0.140 |
| Tritanopia (no blue cones) | #866784 | 0.135 |
| Achromatopsia (no color) | #6E6E6E | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #904EC9
#904EC9
oklch(56% 0.187 306)
- #608200
#608200
oklch(56% 0.142 125.8)
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 #904EC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.045
- Purpley #8756E4 ΔE 0.046
- Deep Lavender #8D5EB7 ΔE 0.048
- Amethyst #9B5FC0 ΔE 0.048
- Dark Orchid #9932CC ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.063
- Slate Blue #6A5ACD ΔE 0.067
- Blue Violet #8A2BE2 ΔE 0.071
Use #904EC9 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.