#B551B6
Closest named color: Pinky Purple (#C94CBE). oklch(59.9% 0.179 327.1), rgb(181, 81, 182).
Aa
Black text reads best on this color (4.81:1).
About this color
#B551B6 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.179 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pinky Purple (#C94CBE), ΔE 0.039 away. Black text reads best on it, at 4.81:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Pinky Purple (#C94CBE) |
| Black text | 4.81:1 |
| White text | 4.35:1 |
Values
| HEX | #B551B6 |
| RGB | rgb(181, 81, 182) |
| HSL | hsl(299, 41%, 52%) |
| OKLCH | oklch(59.9% 0.179 327.1) |
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 #B551B6 | 4.35:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #B551B6 | 4.81:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #B551B6 text on white | 4.35:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #B551B6 text on black | 4.81:1 | AA | Lc -32.0 | 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 500.
-
Step 50
50
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#EBCEEA
oklch(88.4% 0.049 327)
-
Step 300
300
#DFADDE
oklch(80.8% 0.087 327)
-
Step 400
400
#CE7FCE
oklch(70.7% 0.141 326.9)
-
Step 500
500 (this color)
#B551B6
oklch(59.9% 0.179 327.1)
-
Step 600
600
#AB3DAD
oklch(55.7% 0.194 327.1)
-
Step 700
700
#922D94
oklch(49% 0.181 327.1)
-
Step 800
800
#772778
oklch(42.6% 0.15 327.3)
-
Step 900
900
#602661
oklch(37.7% 0.116 326.9)
-
Step 950
950
#391739
oklch(27% 0.075 327.4)
#B551B6 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) | #4671B9 | 0.179 |
| Deuteranopia (no green cones) | #667EB3 | 0.158 |
| Tritanopia (no blue cones) | #BA5D7C | 0.101 |
| Achromatopsia (no color) | #797979 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B551B6
#B551B6
oklch(59.9% 0.179 327.1)
- #009A38
#009A38
oklch(59.8% 0.177 147.2)
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 #B551B6, closest first.
No curated palette has a color within ΔE 0.04 of #B551B6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pinky Purple #C94CBE ΔE 0.039
- Medium Orchid #BA55D3 ΔE 0.044
- Purpley Pink #C83CB9 ΔE 0.046
- Amethyst #9B5FC0 ΔE 0.053
- Soft Purple #A66FB5 ΔE 0.069
- Purply #983FB2 ΔE 0.070
- Deep Lavender #8D5EB7 ΔE 0.074
- Deep Lilac #966EBD ΔE 0.078
Use #B551B6 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.