#904EB4
Closest named color: Purply (#983FB2). oklch(54.7% 0.163 312.1), rgb(144, 78, 180).
Aa
White text reads best on this color (5.33:1).
About this color
#904EB4 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.163 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.031 away. White text reads best on it, at 5.33:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #904EB4 |
| RGB | rgb(144, 78, 180) |
| HSL | hsl(279, 40%, 51%) |
| OKLCH | oklch(54.7% 0.163 312.1) |
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 #904EB4 | 5.33:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #904EB4 | 3.93:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #904EB4 text on white | 5.33:1 | AA | Lc 76.2 | Fine for body text |
| #904EB4 text on black | 3.93:1 | AA large text | Lc -25.6 | 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 600.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E2D2ED
oklch(88.5% 0.04 311.7)
-
Step 300
300
#D1B3E4
oklch(80.9% 0.075 312.2)
-
Step 400
400
#B98AD6
oklch(70.6% 0.119 311.9)
-
Step 500
500
#A86BCA
oklch(63.1% 0.151 312.4)
-
Step 600
600 (this color)
#904EB4
oklch(54.7% 0.163 312.1)
-
Step 700
700
#7D419E
oklch(49.1% 0.152 311.9)
-
Step 800
800
#663680
oklch(42.7% 0.126 312.2)
-
Step 900
900
#533067
oklch(37.8% 0.098 311.9)
-
Step 950
950
#311C3C
oklch(27% 0.063 313.1)
#904EB4 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) | #3068B7 | 0.142 |
| Deuteranopia (no green cones) | #486CB1 | 0.126 |
| Tritanopia (no blue cones) | #8C6079 | 0.113 |
| Achromatopsia (no color) | #6B6B6B | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #904EB4
#904EB4
oklch(54.7% 0.163 312.1)
- #4D8200
#4D8200
oklch(54.8% 0.152 132.1)
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 #904EB4, closest first.
No curated palette has a color within ΔE 0.04 of #904EB4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.031
- Deep Lavender #8D5EB7 ΔE 0.036
- Amethyst #9B5FC0 ΔE 0.046
- Dark Orchid #9932CC ΔE 0.064
- Light Eggplant #894585 ΔE 0.075
- Light Indigo #6D5ACF ΔE 0.075
- Purpley #8756E4 ΔE 0.076
- Deep Lilac #966EBD ΔE 0.076
Use #904EB4 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.