#904FA9
Closest named color: Deep Lavender (#8D5EB7). oklch(54.2% 0.15 315.8), rgb(144, 79, 169).
Aa
White text reads best on this color (5.41:1).
About this color
#904FA9 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.150 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.037 away. White text reads best on it, at 5.41:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #904FA9 |
| RGB | rgb(144, 79, 169) |
| HSL | hsl(283, 36%, 49%) |
| OKLCH | oklch(54.2% 0.15 315.8) |
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 #904FA9 | 5.41:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #904FA9 | 3.87:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #904FA9 text on white | 5.41:1 | AA | Lc 76.6 | Fine for body text |
| #904FA9 text on black | 3.87:1 | AA large text | Lc -25.1 | 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
#E3D2EA
oklch(88.5% 0.037 316.2)
-
Step 300
300
#D2B4DF
oklch(81% 0.068 315.6)
-
Step 400
400
#BB8BCE
oklch(70.6% 0.109 316.1)
-
Step 500
500
#A96DC1
oklch(63% 0.137 315.8)
-
Step 600
600 (this color)
#904FA9
oklch(54.2% 0.15 315.8)
-
Step 700
700
#7E4395
oklch(49% 0.139 315.6)
-
Step 800
800
#673879
oklch(42.8% 0.115 315.9)
-
Step 900
900
#543161
oklch(37.7% 0.089 316.3)
-
Step 950
950
#311D39
oklch(27% 0.057 315.8)
#904FA9 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) | #3B66AC | 0.133 |
| Deuteranopia (no green cones) | #506CA7 | 0.118 |
| Tritanopia (no blue cones) | #8F5D74 | 0.099 |
| Achromatopsia (no color) | #6A6A6A | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #904FA9
#904FA9
oklch(54.2% 0.15 315.8)
- #438116
#438116
oklch(54.1% 0.149 135.7)
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 #904FA9, closest first.
No curated palette has a color within ΔE 0.04 of #904FA9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.037
- Purply #983FB2 ΔE 0.038
- Amethyst #9B5FC0 ΔE 0.052
- Light Eggplant #894585 ΔE 0.059
- Warm Purple #952E8F ΔE 0.070
- Dark Lavender #856798 ΔE 0.072
- Muted Purple #805B87 ΔE 0.072
- Light Plum #9D5783 ΔE 0.073
Use #904FA9 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.