#A37FDE
Closest named color: Perrywinkle (#8F8CE7). oklch(66.9% 0.141 300.1), rgb(163, 127, 222).
Aa
Black text reads best on this color (6.64:1).
About this color
#A37FDE is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.141 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.041 away. Black text reads best on it, at 6.64:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.64:1 |
| White text | 3.15:1 |
Values
| HEX | #A37FDE |
| RGB | rgb(163, 127, 222) |
| HSL | hsl(263, 59%, 68%) |
| OKLCH | oklch(66.9% 0.141 300.1) |
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 #A37FDE | 3.15:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #A37FDE | 6.64:1 | AA | Lc 45.5 | Large or bold text, headings |
| #A37FDE text on white | 3.15:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #A37FDE text on black | 6.64:1 | AA | Lc -43.2 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DED2F5
oklch(88.4% 0.049 301)
-
Step 300
300
#C9B4F2
oklch(80.9% 0.089 299.9)
-
Step 400
400 (this color)
#A37FDE
oklch(66.9% 0.141 300.1)
-
Step 500
500
#9C6AE4
oklch(63.1% 0.18 300.2)
-
Step 600
600
#874ED2
oklch(55.6% 0.195 299.9)
-
Step 700
700
#733DB6
oklch(49.1% 0.183 300.2)
-
Step 800
800
#5D3493
oklch(42.7% 0.15 299.9)
-
Step 900
900
#4C2F75
oklch(37.7% 0.116 300)
-
Step 950
950
#2C1C45
oklch(26.9% 0.075 299.4)
#A37FDE 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) | #6591E2 | 0.090 |
| Deuteranopia (no green cones) | #6C90DC | 0.084 |
| Tritanopia (no blue cones) | #988FA4 | 0.109 |
| Achromatopsia (no color) | #919191 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37FDE
#A37FDE
oklch(66.9% 0.141 300.1)
- #8AA12D
#8AA12D
oklch(66.9% 0.141 120.2)
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 #A37FDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.041
- Wisteria #A87DC2 ΔE 0.042
- Medium Purple #9370DB ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.052
- Periwinkle #8E82FE ΔE 0.056
- Light Urple #B36FF6 ΔE 0.059
- Pale Purple #B790D4 ΔE 0.061
- Light Purple #BF77F6 ΔE 0.061
Use #A37FDE 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.