#B573DA
Closest named color: Light Purple (#BF77F6). oklch(66.6% 0.161 312.3), rgb(181, 115, 218).
Aa
Black text reads best on this color (6.42:1).
About this color
#B573DA is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.161 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Purple (#BF77F6), ΔE 0.044 away. Black text reads best on it, at 6.42:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Light Purple (#BF77F6) |
| Black text | 6.42:1 |
| White text | 3.26:1 |
Values
| HEX | #B573DA |
| RGB | rgb(181, 115, 218) |
| HSL | hsl(278, 58%, 65%) |
| OKLCH | oklch(66.6% 0.161 312.3) |
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 #B573DA | 3.26:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #B573DA | 6.42:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #B573DA text on white | 3.26:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #B573DA text on black | 6.42:1 | AA | Lc -42.0 | 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
#F8F4FB
oklch(97.2% 0.01 311.2)
-
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
#D2B2E6
oklch(80.8% 0.08 312.3)
-
Step 400
400
#BB89D9
oklch(70.8% 0.125 312.1)
-
Step 500
500 (this color)
#B573DA
oklch(66.6% 0.161 312.3)
-
Step 600
600
#954DBB
oklch(55.5% 0.175 312.3)
-
Step 700
700
#7F3DA1
oklch(49% 0.162 312.4)
-
Step 800
800
#673383
oklch(42.6% 0.135 312)
-
Step 900
900
#542E69
oklch(37.7% 0.105 312.1)
-
Step 950
950
#311B3D
oklch(26.8% 0.067 312.5)
#B573DA 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) | #5C8BDE | 0.132 |
| Deuteranopia (no green cones) | #6F90D7 | 0.119 |
| Tritanopia (no blue cones) | #B1839C | 0.112 |
| Achromatopsia (no color) | #8E8E8E | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B573DA
#B573DA
oklch(66.6% 0.161 312.3)
- #6DA731
#6DA731
oklch(66.5% 0.16 132.1)
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 #B573DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Purple #BF77F6 ΔE 0.044
- Light Urple #B36FF6 ΔE 0.045
- Wisteria #A87DC2 ΔE 0.052
- Easter Purple #C071FE ΔE 0.057
- Medium Purple #9370DB ΔE 0.058
- Soft Purple #A66FB5 ΔE 0.061
- Medium Orchid #BA55D3 ΔE 0.062
- Orchid #DA70D6 ΔE 0.064
Use #B573DA 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.