#904CBE
Closest named color: Purply (#983FB2). oklch(55% 0.178 309.3), rgb(144, 76, 190).
Aa
White text reads best on this color (5.29:1).
About this color
#904CBE is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.178 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.032 away. White text reads best on it, at 5.29:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #904CBE |
| RGB | rgb(144, 76, 190) |
| HSL | hsl(276, 47%, 52%) |
| OKLCH | oklch(55% 0.178 309.3) |
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 #904CBE | 5.29:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #904CBE | 3.96:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #904CBE text on white | 5.29:1 | AA | Lc 75.9 | Fine for body text |
| #904CBE text on black | 3.96:1 | AA large text | Lc -25.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F6
oklch(93.6% 0.023 308.2)
-
Step 200
200
#E2D2F0
oklch(88.6% 0.044 309.3)
-
Step 300
300
#D0B3E8
oklch(80.9% 0.08 309.4)
-
Step 400
400
#B889DD
oklch(70.7% 0.129 309.1)
-
Step 500
500
#A769D3
oklch(63.1% 0.164 309.5)
-
Step 600
600 (this color)
#904CBE
oklch(55% 0.178 309.3)
-
Step 700
700
#7C3EA6
oklch(49.1% 0.165 309)
-
Step 800
800
#653486
oklch(42.7% 0.136 309.4)
-
Step 900
900
#522E6C
oklch(37.6% 0.108 308.9)
-
Step 950
950
#301C3F
oklch(27% 0.067 309)
#904CBE 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) | #1E69C2 | 0.154 |
| Deuteranopia (no green cones) | #3D6CBB | 0.136 |
| Tritanopia (no blue cones) | #8A627E | 0.124 |
| Achromatopsia (no color) | #6B6B6B | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #904CBE
#904CBE
oklch(55% 0.178 309.3)
- #568100
#568100
oklch(55.1% 0.146 129.1)
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 #904CBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.032
- Deep Lavender #8D5EB7 ΔE 0.043
- Amethyst #9B5FC0 ΔE 0.048
- Dark Orchid #9932CC ΔE 0.051
- Purpley #8756E4 ΔE 0.062
- Light Indigo #6D5ACF ΔE 0.069
- Slate Blue #6A5ACD ΔE 0.072
- Blue Violet #8A2BE2 ΔE 0.080
Use #904CBE 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.