#B370D4
Closest named color: Wisteria (#A87DC2). oklch(65.6% 0.158 313.7), rgb(179, 112, 212).
Aa
Black text reads best on this color (6.18:1).
About this color
#B370D4 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.158 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.048 away. Black text reads best on it, at 6.18:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #B370D4 |
| RGB | rgb(179, 112, 212) |
| HSL | hsl(280, 54%, 64%) |
| OKLCH | oklch(65.6% 0.158 313.7) |
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 #B370D4 | 3.39:1 | AA large text | Lc -66.6 | Content text, not long reading |
| Black text on #B370D4 | 6.18:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #B370D4 text on white | 3.39:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #B370D4 text on black | 6.18:1 | AA | Lc -40.5 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E3D1EE
oklch(88.4% 0.044 312.8)
-
Step 300
300
#D3B2E4
oklch(80.9% 0.078 314.1)
-
Step 400
400
#BC88D7
oklch(70.6% 0.125 313.6)
-
Step 500
500 (this color)
#B370D4
oklch(65.6% 0.158 313.7)
-
Step 600
600
#964DB9
oklch(55.5% 0.173 313.4)
-
Step 700
700
#803D9F
oklch(49% 0.161 313.6)
-
Step 800
800
#683381
oklch(42.6% 0.133 313.5)
-
Step 900
900
#552E67
oklch(37.7% 0.103 314.1)
-
Step 950
950
#321B3D
oklch(27% 0.067 313.9)
#B370D4 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) | #5B88D7 | 0.133 |
| Deuteranopia (no green cones) | #6E8DD1 | 0.119 |
| Tritanopia (no blue cones) | #B07F98 | 0.108 |
| Achromatopsia (no color) | #8B8B8B | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B370D4
#B370D4
oklch(65.6% 0.158 313.7)
- #67A533
#67A533
oklch(65.6% 0.159 133.7)
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 #B370D4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.048
- Light Urple #B36FF6 ΔE 0.051
- Soft Purple #A66FB5 ΔE 0.052
- Light Purple #BF77F6 ΔE 0.055
- Medium Purple #9370DB ΔE 0.055
- Medium Orchid #BA55D3 ΔE 0.056
- Deep Lilac #966EBD ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.064
Use #B370D4 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.