#A37FEB
Closest named color: Periwinkle (#8E82FE). oklch(67.6% 0.158 297.4), rgb(163, 127, 235).
Aa
Black text reads best on this color (6.79:1).
About this color
#A37FEB is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.158 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.042 away. Black text reads best on it, at 6.79:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.79:1 |
| White text | 3.09:1 |
Values
| HEX | #A37FEB |
| RGB | rgb(163, 127, 235) |
| HSL | hsl(260, 73%, 71%) |
| OKLCH | oklch(67.6% 0.158 297.4) |
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 #A37FEB | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #A37FEB | 6.79:1 | AA | Lc 46.4 | Large or bold text, headings |
| #A37FEB text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #A37FEB text on black | 6.79:1 | AA | Lc -44.1 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FB
oklch(93.6% 0.029 298.9)
-
Step 200
200
#DDD2FA
oklch(88.5% 0.056 297.8)
-
Step 300
300
#C7B3F9
oklch(80.8% 0.099 297.2)
-
Step 400
400 (this color)
#A37FEB
oklch(67.6% 0.158 297.4)
-
Step 500
500
#9A66F1
oklch(63.1% 0.201 297.6)
-
Step 600
600
#8547E0
oklch(55.5% 0.219 297.2)
-
Step 700
700
#7137C2
oklch(49% 0.203 297.3)
-
Step 800
800
#5C2F9D
oklch(42.6% 0.169 297.5)
-
Step 900
900
#4B2C7D
oklch(37.7% 0.131 297.3)
-
Step 950
950
#2C1B49
oklch(27.1% 0.083 297.7)
#A37FEB 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) | #5D93EF | 0.098 |
| Deuteranopia (no green cones) | #6491E8 | 0.092 |
| Tritanopia (no blue cones) | #9493AA | 0.125 |
| Achromatopsia (no color) | #939393 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37FEB
#A37FEB
oklch(67.6% 0.158 297.4)
- #91A300
#91A300
oklch(67.8% 0.157 117.4)
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 #A37FEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.043
- Light Urple #B36FF6 ΔE 0.047
- Medium Purple #9370DB ΔE 0.050
- Light Purple #BF77F6 ΔE 0.051
- Wisteria #A87DC2 ΔE 0.061
- Easter Purple #C071FE ΔE 0.063
Use #A37FEB 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.