#904CAB
Closest named color: Purply (#983FB2). oklch(53.8% 0.157 315.4), rgb(144, 76, 171).
Aa
White text reads best on this color (5.51:1).
About this color
#904CAB is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.157 and its hue 315°. 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 5.51:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.80:1 |
| White text | 5.51:1 |
Values
| HEX | #904CAB |
| RGB | rgb(144, 76, 171) |
| HSL | hsl(283, 38%, 48%) |
| OKLCH | oklch(53.8% 0.157 315.4) |
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 #904CAB | 5.51:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #904CAB | 3.80:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #904CAB text on white | 5.51:1 | AA | Lc 77.1 | Fine for body text |
| #904CAB text on black | 3.80:1 | AA large text | Lc -24.6 | 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
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E3D2EB
oklch(88.5% 0.038 315.1)
-
Step 300
300
#D2B3E0
oklch(80.8% 0.071 315.3)
-
Step 400
400
#BC8AD1
oklch(70.7% 0.114 315.6)
-
Step 500
500
#AA6CC4
oklch(63.1% 0.143 315.3)
-
Step 600
600 (this color)
#904CAB
oklch(53.8% 0.157 315.4)
-
Step 700
700
#7F4198
oklch(49% 0.146 315.2)
-
Step 800
800
#68367B
oklch(42.7% 0.121 315.9)
-
Step 900
900
#543063
oklch(37.7% 0.094 315.2)
-
Step 950
950
#311C3A
oklch(26.8% 0.06 315.1)
#904CAB 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) | #3565AE | 0.140 |
| Deuteranopia (no green cones) | #4C6BA9 | 0.124 |
| Tritanopia (no blue cones) | #8E5B74 | 0.103 |
| Achromatopsia (no color) | #696969 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #904CAB
#904CAB
oklch(53.8% 0.157 315.4)
- #408104
#408104
oklch(53.9% 0.157 135.5)
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 #904CAB, closest first.
No curated palette has a color within ΔE 0.04 of #904CAB.
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 0.042
- Amethyst #9B5FC0 ΔE 0.055
- Light Eggplant #894585 ΔE 0.061
- Warm Purple #952E8F ΔE 0.066
- Dark Orchid #9932CC ΔE 0.072
- Muted Purple #805B87 ΔE 0.078
- Dark Lavender #856798 ΔE 0.079
Use #904CAB 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.