#B373F1
Closest named color: Light Urple (#B36FF6). oklch(67.6% 0.187 305.4), rgb(179, 115, 241).
Aa
Black text reads best on this color (6.63:1).
About this color
#B373F1 is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.187 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 0.012 away. Black text reads best on it, at 6.63:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.63:1 |
| White text | 3.16:1 |
Values
| HEX | #B373F1 |
| RGB | rgb(179, 115, 241) |
| HSL | hsl(270, 82%, 70%) |
| OKLCH | oklch(67.6% 0.187 305.4) |
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 #B373F1 | 3.16:1 | AA large text | Lc -63.8 | Content text, not long reading |
| Black text on #B373F1 | 6.63:1 | AA | Lc 45.6 | Large or bold text, headings |
| #B373F1 text on white | 3.16:1 | AA large text | Lc 58.4 | Large or bold text, headings |
| #B373F1 text on black | 6.63:1 | AA | Lc -43.3 | 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 400.
-
Step 50
50
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE5FC
oklch(93.7% 0.032 305.3)
-
Step 200
200
#E3CFFC
oklch(88.5% 0.065 305.3)
-
Step 300
300
#D3ADFD
oklch(80.9% 0.117 305.7)
-
Step 400
400 (this color)
#B373F1
oklch(67.6% 0.187 305.4)
-
Step 500
500
#AD53F9
oklch(63.1% 0.238 305.4)
-
Step 600
600
#992AE8
oklch(55.6% 0.259 305.4)
-
Step 700
700
#8317CA
oklch(49.2% 0.241 305.4)
-
Step 800
800
#6A1AA3
oklch(42.7% 0.199 305.3)
-
Step 900
900
#562081
oklch(37.7% 0.155 305.5)
-
Step 950
950
#32154C
oklch(27.1% 0.098 304.9)
#B373F1 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) | #4A8FF5 | 0.145 |
| Deuteranopia (no green cones) | #5E91EE | 0.131 |
| Tritanopia (no blue cones) | #A98AA7 | 0.137 |
| Achromatopsia (no color) | #919191 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B373F1
#B373F1
oklch(67.6% 0.187 305.4)
- #7EA800
#7EA800
oklch(67.6% 0.171 125.5)
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 #B373F1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.012
- Light Purple #BF77F6 ΔE 0.024
- Easter Purple #C071FE ΔE 0.029
- Bright Lavender #C760FF ΔE 0.053
- Bright Lilac #C95EFB ΔE 0.056
- Lighter Purple #A55AF4 ΔE 0.061
- Medium Purple #9370DB ΔE 0.063
- Periwinkle #8E82FE ΔE 0.065
Use #B373F1 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.