#B153A9
Closest named color: Amethyst (#9B5FC0). oklch(58.9% 0.162 330.7), rgb(177, 83, 169).
Aa
Black text reads best on this color (4.67:1).
About this color
#B153A9 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.162 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.055 away. Black text reads best on it, at 4.67:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.67:1 |
| White text | 4.48:1 |
Values
| HEX | #B153A9 |
| RGB | rgb(177, 83, 169) |
| HSL | hsl(305, 38%, 51%) |
| OKLCH | oklch(58.9% 0.162 330.7) |
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 #B153A9 | 4.48:1 | AA large text | Lc -76.1 | Fine for body text |
| Black text on #B153A9 | 4.67:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #B153A9 text on white | 4.48:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #B153A9 text on black | 4.67:1 | AA | Lc -31.0 | 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 600.
-
Step 50
50
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F3E5F0
oklch(93.6% 0.021 332.9)
-
Step 200
200
#EAD0E6
oklch(88.6% 0.041 331)
-
Step 300
300
#DDB0D7
oklch(81% 0.073 330.7)
-
Step 400
400
#CA85C2
oklch(70.7% 0.116 330.9)
-
Step 500
500
#BB64B3
oklch(63.1% 0.149 330.7)
-
Step 600
600 (this color)
#B153A9
oklch(58.9% 0.162 330.7)
-
Step 700
700
#8E3988
oklch(49.1% 0.152 330.4)
-
Step 800
800
#74306E
oklch(42.7% 0.125 331)
-
Step 900
900
#5E2C59
oklch(37.8% 0.096 331.1)
-
Step 950
950
#371A34
oklch(27% 0.061 331)
#B153A9 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) | #4E6FAC | 0.164 |
| Deuteranopia (no green cones) | #6A7CA6 | 0.146 |
| Tritanopia (no blue cones) | #B75B76 | 0.088 |
| Achromatopsia (no color) | #777777 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B153A9
#B153A9
oklch(58.9% 0.162 330.7)
- #009647
#009647
oklch(58.9% 0.159 150.8)
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 #B153A9, closest first.
No curated palette has a color within ΔE 0.04 of #B153A9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.055
- Pinky Purple #C94CBE ΔE 0.055
- Purpley Pink #C83CB9 ΔE 0.061
- Soft Purple #A66FB5 ΔE 0.063
- Medium Orchid #BA55D3 ΔE 0.065
- Dark Lilac #9C6DA5 ΔE 0.068
- Deep Lavender #8D5EB7 ΔE 0.069
- Purply #983FB2 ΔE 0.071
Use #B153A9 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.