#B370E2
Closest named color: Light Urple (#B36FF6). oklch(66.3% 0.174 309.6), rgb(179, 112, 226).
Aa
Black text reads best on this color (6.33:1).
About this color
#B370E2 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.174 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.030 away. Black text reads best on it, at 6.33:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.33:1 |
| White text | 3.31:1 |
Values
| HEX | #B370E2 |
| RGB | rgb(179, 112, 226) |
| HSL | hsl(275, 66%, 66%) |
| OKLCH | oklch(66.3% 0.174 309.6) |
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 #B370E2 | 3.31:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #B370E2 | 6.33:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #B370E2 text on white | 3.31:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #B370E2 text on black | 6.33:1 | AA | Lc -41.5 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F7
oklch(93.7% 0.025 309.4)
-
Step 200
200
#E2D1F1
oklch(88.4% 0.047 309.2)
-
Step 300
300
#D1B2EA
oklch(80.9% 0.084 309.6)
-
Step 400
400
#BA87E0
oklch(70.7% 0.136 309.6)
-
Step 500
500 (this color)
#B370E2
oklch(66.3% 0.174 309.6)
-
Step 600
600
#944AC4
oklch(55.6% 0.188 309.5)
-
Step 700
700
#7E3AAA
oklch(49.1% 0.176 309.3)
-
Step 800
800
#673189
oklch(42.7% 0.145 309.9)
-
Step 900
900
#542C6E
oklch(37.7% 0.114 310)
-
Step 950
950
#311B40
oklch(27% 0.071 309.9)
#B370E2 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) | #528AE6 | 0.140 |
| Deuteranopia (no green cones) | #668EDF | 0.126 |
| Tritanopia (no blue cones) | #AD839F | 0.122 |
| Achromatopsia (no color) | #8D8D8D | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B370E2
#B370E2
oklch(66.3% 0.174 309.6)
- #6FA70D
#6FA70D
oklch(66.4% 0.175 129.8)
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 #B370E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.030
- Light Purple #BF77F6 ΔE 0.038
- Easter Purple #C071FE ΔE 0.046
- Medium Purple #9370DB ΔE 0.054
- Medium Orchid #BA55D3 ΔE 0.057
- Bright Lilac #C95EFB ΔE 0.063
- Bright Lavender #C760FF ΔE 0.064
- Lighter Purple #A55AF4 ΔE 0.064
Use #B370E2 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.