#B155ED
Closest named color: Lighter Purple (#A55AF4). oklch(63% 0.225 309.2), rgb(177, 85, 237).
Aa
Black text reads best on this color (5.39:1).
About this color
#B155ED is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.225 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lighter Purple (#A55AF4), ΔE 0.025 away. Black text reads best on it, at 5.39:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.225) |
| Temperature | in between |
| Nearest name | Lighter Purple (#A55AF4) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #B155ED |
| RGB | rgb(177, 85, 237) |
| HSL | hsl(276, 81%, 63%) |
| OKLCH | oklch(63% 0.225 309.2) |
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 #B155ED | 3.89:1 | AA large text | Lc -71.2 | Content text, not long reading |
| Black text on #B155ED | 5.39:1 | AA | Lc 38.4 | Non-text elements, placeholder text |
| #B155ED text on white | 3.89:1 | AA large text | Lc 65.7 | Content text, not long reading |
| #B155ED text on black | 5.39:1 | AA | Lc -36.0 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#F0E5FA
oklch(93.7% 0.03 309.1)
-
Step 200
200
#E5CFF8
oklch(88.5% 0.06 309.2)
-
Step 300
300
#D6ADF7
oklch(81% 0.111 309.3)
-
Step 400
400
#C17DF2
oklch(70.6% 0.176 309.4)
-
Step 500
500 (this color)
#B155ED
oklch(63% 0.225 309.2)
-
Step 600
600
#9D30DB
oklch(55.6% 0.244 309.3)
-
Step 700
700
#861FBE
oklch(49% 0.227 309.2)
-
Step 800
800
#6D1E9A
oklch(42.7% 0.188 309.2)
-
Step 900
900
#58217B
oklch(37.6% 0.147 308.9)
-
Step 950
950
#341548
oklch(27% 0.094 309.5)
#B155ED 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) | #007DF2 | 0.196 |
| Deuteranopia (no green cones) | #3D82EA | 0.177 |
| Tritanopia (no blue cones) | #A8749A | 0.156 |
| Achromatopsia (no color) | #818181 | 0.226 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B155ED
#B155ED
oklch(63% 0.225 309.2)
- #689B00
#689B00
oklch(62.9% 0.167 129.2)
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 #B155ED, closest first.
No curated palette has a color within ΔE 0.04 of #B155ED.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lighter Purple #A55AF4 ΔE 0.025
- Medium Orchid #BA55D3 ΔE 0.044
- Bright Lilac #C95EFB ΔE 0.051
- Bright Lavender #C760FF ΔE 0.052
- Light Urple #B36FF6 ΔE 0.053
- Easter Purple #C071FE ΔE 0.066
- Heliotrope #D94FF5 ΔE 0.073
- Electric Purple #AA23FF ΔE 0.074
Use #B155ED 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.