#B153B3
Closest named color: Amethyst (#9B5FC0). oklch(59.4% 0.171 326.7), rgb(177, 83, 179).
Aa
Black text reads best on this color (4.75:1).
About this color
#B153B3 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.171 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.047 away. Black text reads best on it, at 4.75:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.75:1 |
| White text | 4.41:1 |
Values
| HEX | #B153B3 |
| RGB | rgb(177, 83, 179) |
| HSL | hsl(299, 39%, 51%) |
| OKLCH | oklch(59.4% 0.171 326.7) |
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 #B153B3 | 4.41:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #B153B3 | 4.75:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #B153B3 text on white | 4.41:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #B153B3 text on black | 4.75:1 | AA | Lc -31.6 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F3E5F3
oklch(93.7% 0.024 325.8)
-
Step 200
200
#EACFEA
oklch(88.5% 0.047 326)
-
Step 300
300
#DEAEDD
oklch(80.9% 0.084 327)
-
Step 400
400
#CC81CC
oklch(70.7% 0.134 326.9)
-
Step 500
500 (this color)
#B153B3
oklch(59.4% 0.171 326.7)
-
Step 600
600
#A841AB
oklch(55.6% 0.186 326.6)
-
Step 700
700
#903293
oklch(49.1% 0.172 326.5)
-
Step 800
800
#752B77
oklch(42.7% 0.142 326.7)
-
Step 900
900
#5F2860
oklch(37.7% 0.111 326.8)
-
Step 950
950
#381838
oklch(27% 0.071 327.3)
#B153B3 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) | #4870B6 | 0.169 |
| Deuteranopia (no green cones) | #667CB0 | 0.149 |
| Tritanopia (no blue cones) | #B55E7B | 0.098 |
| Achromatopsia (no color) | #787878 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B153B3
#B153B3
oklch(59.4% 0.171 326.7)
- #169839
#169839
oklch(59.4% 0.171 146.7)
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 #B153B3, closest first.
No curated palette has a color within ΔE 0.04 of #B153B3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.047
- Pinky Purple #C94CBE ΔE 0.047
- Medium Orchid #BA55D3 ΔE 0.051
- Purpley Pink #C83CB9 ΔE 0.055
- Soft Purple #A66FB5 ΔE 0.063
- Deep Lavender #8D5EB7 ΔE 0.066
- Purply #983FB2 ΔE 0.067
- Deep Lilac #966EBD ΔE 0.072
Use #B153B3 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.