#B373F5
Closest named color: Light Urple (#B36FF6). oklch(67.8% 0.191 304.5), rgb(179, 115, 245).
Aa
Black text reads best on this color (6.68:1).
About this color
#B373F5 is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.191 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.009 away. Black text reads best on it, at 6.68:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.191) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #B373F5 |
| RGB | rgb(179, 115, 245) |
| HSL | hsl(270, 87%, 71%) |
| OKLCH | oklch(67.8% 0.191 304.5) |
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 #B373F5 | 3.14:1 | AA large text | Lc -63.5 | Content text, not long reading |
| Black text on #B373F5 | 6.68:1 | AA | Lc 45.9 | Large or bold text, headings |
| #B373F5 text on white | 3.14:1 | AA large text | Lc 58.1 | Large or bold text, headings |
| #B373F5 text on black | 6.68:1 | AA | Lc -43.6 | 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 400.
-
Step 50
50
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE5FD
oklch(93.7% 0.034 304.5)
-
Step 200
200
#E3CFFD
oklch(88.5% 0.066 304.8)
-
Step 300
300
#D2ADFF
oklch(80.9% 0.119 304.6)
-
Step 400
400 (this color)
#B373F5
oklch(67.8% 0.191 304.5)
-
Step 500
500
#AC51FD
oklch(63.1% 0.244 304.5)
-
Step 600
600
#9826EC
oklch(55.6% 0.265 304.4)
-
Step 700
700
#8211CD
oklch(49% 0.247 304.5)
-
Step 800
800
#6A17A6
oklch(42.8% 0.204 304.6)
-
Step 900
900
#561E84
oklch(37.8% 0.16 304.6)
-
Step 950
950
#32144D
oklch(27% 0.101 304.6)
#B373F5 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) | #4690F9 | 0.147 |
| Deuteranopia (no green cones) | #5B91F2 | 0.133 |
| Tritanopia (no blue cones) | #A88BA9 | 0.141 |
| Achromatopsia (no color) | #919191 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B373F5
#B373F5
oklch(67.8% 0.191 304.5)
- #81A800
#81A800
oklch(67.8% 0.169 124.6)
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 #B373F5, closest first.
No curated palette has a color within ΔE 0.04 of #B373F5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.009
- Light Purple #BF77F6 ΔE 0.023
- Easter Purple #C071FE ΔE 0.026
- Bright Lavender #C760FF ΔE 0.051
- Bright Lilac #C95EFB ΔE 0.054
- Lighter Purple #A55AF4 ΔE 0.060
- Periwinkle #8E82FE ΔE 0.064
- Medium Purple #9370DB ΔE 0.066
Use #B373F5 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.