#B370CB
Closest named color: Soft Purple (#A66FB5). oklch(65.1% 0.148 316.7), rgb(179, 112, 203).
Aa
Black text reads best on this color (6.09:1).
About this color
#B370CB is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.148 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.040 away. Black text reads best on it, at 6.09:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 6.09:1 |
| White text | 3.44:1 |
Values
| HEX | #B370CB |
| RGB | rgb(179, 112, 203) |
| HSL | hsl(284, 47%, 62%) |
| OKLCH | oklch(65.1% 0.148 316.7) |
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 #B370CB | 3.44:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #B370CB | 6.09:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #B370CB text on white | 3.44:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #B370CB text on black | 6.09:1 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E4D1EB
oklch(88.4% 0.041 317)
-
Step 300
300
#D4B3E0
oklch(81% 0.072 317)
-
Step 400
400
#BD89D1
oklch(70.6% 0.117 316.3)
-
Step 500
500 (this color)
#B370CB
oklch(65.1% 0.148 316.7)
-
Step 600
600
#984FB1
oklch(55.6% 0.162 316.8)
-
Step 700
700
#813F98
oklch(49% 0.15 316.5)
-
Step 800
800
#69357B
oklch(42.7% 0.124 316.7)
-
Step 900
900
#562F63
oklch(37.8% 0.096 317.2)
-
Step 950
950
#321C3A
oklch(27% 0.061 316.6)
#B370CB 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) | #6086CE | 0.127 |
| Deuteranopia (no green cones) | #728CC8 | 0.115 |
| Tritanopia (no blue cones) | #B27D94 | 0.098 |
| Achromatopsia (no color) | #8A8A8A | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B370CB
#B370CB
oklch(65.1% 0.148 316.7)
- #62A342
#62A342
oklch(65% 0.147 136.6)
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 #B370CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.040
- Wisteria #A87DC2 ΔE 0.040
- Deep Lilac #966EBD ΔE 0.054
- Medium Purple #9370DB ΔE 0.059
- Medium Orchid #BA55D3 ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.061
- Light Urple #B36FF6 ΔE 0.065
- Light Purple #BF77F6 ΔE 0.067
Use #B370CB 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.