#908CB3
Closest named color: Heather (#A484AC). oklch(65.7% 0.058 289.4), rgb(144, 140, 179).
Aa
Black text reads best on this color (6.58:1).
About this color
#908CB3 is a medium-light, muted purple. In OKLCH its lightness is 66%, its chroma 0.058 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.034 away. Black text reads best on it, at 6.58:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Heather (#A484AC) |
| Black text | 6.58:1 |
| White text | 3.18:1 |
Values
| HEX | #908CB3 |
| RGB | rgb(144, 140, 179) |
| HSL | hsl(246, 20%, 63%) |
| OKLCH | oklch(65.7% 0.058 289.4) |
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 #908CB3 | 3.18:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #908CB3 | 6.58:1 | AA | Lc 45.0 | Large or bold text, headings |
| #908CB3 text on white | 3.18:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #908CB3 text on black | 6.58:1 | AA | Lc -42.7 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D8D8E3
oklch(88.5% 0.015 286.1)
-
Step 300
300
#C0BED2
oklch(80.9% 0.028 290.4)
-
Step 400
400
#9F9CBC
oklch(70.6% 0.046 289.5)
-
Step 500
500 (this color)
#908CB3
oklch(65.7% 0.058 289.4)
-
Step 600
600
#726D96
oklch(55.5% 0.063 289.8)
-
Step 700
700
#605B80
oklch(49.1% 0.059 290.2)
-
Step 800
800
#4E4B68
oklch(42.8% 0.048 289)
-
Step 900
900
#413E55
oklch(37.6% 0.039 290.4)
-
Step 950
950
#262531
oklch(27.1% 0.022 288.6)
#908CB3 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) | #8391B5 | 0.021 |
| Deuteranopia (no green cones) | #838FB2 | 0.020 |
| Tritanopia (no blue cones) | #899299 | 0.049 |
| Achromatopsia (no color) | #909090 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #908CB3
#908CB3
oklch(65.7% 0.058 289.4)
- #93956C
#93956C
oklch(65.8% 0.058 110.2)
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 #908CB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.034
- Silver Lake Blue #778DA9 ΔE 0.039
- Cool Gray #8D99AE ΔE 0.039
- Dusty Lavender #AC86A8 ΔE 0.045
- Blue Grey #758DA3 ΔE 0.047
- Purpley Grey #947E94 ΔE 0.051
- Light Slate Gray #778899 ΔE 0.055
- Lavender Gray #7E7F9A ΔE 0.055
Use #908CB3 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.