#B257EA
Closest named color: Lighter Purple (#A55AF4). oklch(63.2% 0.219 310.1), rgb(178, 87, 234).
Aa
Black text reads best on this color (5.44:1).
About this color
#B257EA is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.219 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lighter Purple (#A55AF4), ΔE 0.028 away. Black text reads best on it, at 5.44:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.219) |
| Temperature | in between |
| Nearest name | Lighter Purple (#A55AF4) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #B257EA |
| RGB | rgb(178, 87, 234) |
| HSL | hsl(277, 78%, 63%) |
| OKLCH | oklch(63.2% 0.219 310.1) |
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 #B257EA | 3.85:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #B257EA | 5.44:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #B257EA text on white | 3.85:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #B257EA text on black | 5.44:1 | AA | Lc -36.3 | 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
#E5CFF7
oklch(88.5% 0.059 309.8)
-
Step 300
300
#D6ADF5
oklch(80.9% 0.108 310)
-
Step 400
400
#C17EEF
oklch(70.6% 0.171 310)
-
Step 500
500 (this color)
#B257EA
oklch(63.2% 0.219 310.1)
-
Step 600
600
#9D33D8
oklch(55.6% 0.238 309.9)
-
Step 700
700
#8722BB
oklch(49.1% 0.222 310.3)
-
Step 800
800
#6D2097
oklch(42.6% 0.183 310.1)
-
Step 900
900
#592278
oklch(37.7% 0.143 310.6)
-
Step 950
950
#341647
oklch(27.1% 0.091 309.9)
#B257EA 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) | #007EEF | 0.197 |
| Deuteranopia (no green cones) | #4483E7 | 0.172 |
| Tritanopia (no blue cones) | #AA7499 | 0.151 |
| Achromatopsia (no color) | #828282 | 0.221 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B257EA
#B257EA
oklch(63.2% 0.219 310.1)
- #669D00
#669D00
oklch(63.3% 0.171 130.1)
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 #B257EA, closest first.
No curated palette has a color within ΔE 0.04 of #B257EA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lighter Purple #A55AF4 ΔE 0.028
- Medium Orchid #BA55D3 ΔE 0.038
- Light Urple #B36FF6 ΔE 0.050
- Bright Lilac #C95EFB ΔE 0.050
- Bright Lavender #C760FF ΔE 0.051
- Easter Purple #C071FE ΔE 0.064
- Heliotrope #D94FF5 ΔE 0.072
- Light Purple #BF77F6 ΔE 0.072
Use #B257EA 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.