#B366EF
Closest named color: Light Urple (#B36FF6). oklch(65.6% 0.204 307.7), rgb(179, 102, 239).
Aa
Black text reads best on this color (6.06:1).
About this color
#B366EF is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.204 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.020 away. Black text reads best on it, at 6.06:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.204) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.06:1 |
| White text | 3.46:1 |
Values
| HEX | #B366EF |
| RGB | rgb(179, 102, 239) |
| HSL | hsl(274, 81%, 67%) |
| OKLCH | oklch(65.6% 0.204 307.7) |
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 #B366EF | 3.46:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #B366EF | 6.06:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #B366EF text on white | 3.46:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #B366EF text on black | 6.06:1 | AA | Lc -40.0 | 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
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E3D0F6
oklch(88.5% 0.055 307.8)
-
Step 300
300
#D2B0F3
oklch(81% 0.099 307.4)
-
Step 400
400
#BC83ED
oklch(70.8% 0.159 307.6)
-
Step 500
500 (this color)
#B366EF
oklch(65.6% 0.204 307.7)
-
Step 600
600
#973ED4
oklch(55.6% 0.221 307.8)
-
Step 700
700
#812EB8
oklch(49.1% 0.206 307.8)
-
Step 800
800
#692895
oklch(42.7% 0.171 307.9)
-
Step 900
900
#552777
oklch(37.7% 0.134 307.6)
-
Step 950
950
#321845
oklch(27% 0.084 308.5)
#B366EF 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) | #3287F3 | 0.170 |
| Deuteranopia (no green cones) | #518BEC | 0.152 |
| Tritanopia (no blue cones) | #AA80A1 | 0.145 |
| Achromatopsia (no color) | #8A8A8A | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B366EF
#B366EF
oklch(65.6% 0.204 307.7)
- #73A300
#73A300
oklch(65.6% 0.171 127.7)
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 #B366EF, closest first.
No curated palette has a color within ΔE 0.04 of #B366EF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.020
- Lighter Purple #A55AF4 ΔE 0.038
- Easter Purple #C071FE ΔE 0.039
- Bright Lavender #C760FF ΔE 0.042
- Bright Lilac #C95EFB ΔE 0.043
- Light Purple #BF77F6 ΔE 0.044
- Medium Orchid #BA55D3 ΔE 0.051
- Medium Purple #9370DB ΔE 0.064
Use #B366EF 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.