#A37FEF
Closest named color: Periwinkle (#8E82FE). oklch(67.9% 0.163 296.7), rgb(163, 127, 239).
Aa
Black text reads best on this color (6.83:1).
About this color
#A37FEF is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.163 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.038 away. Black text reads best on it, at 6.83:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.83:1 |
| White text | 3.07:1 |
Values
| HEX | #A37FEF |
| RGB | rgb(163, 127, 239) |
| HSL | hsl(259, 78%, 72%) |
| OKLCH | oklch(67.9% 0.163 296.7) |
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 #A37FEF | 3.07:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #A37FEF | 6.83:1 | AA | Lc 46.6 | Large or bold text, headings |
| #A37FEF text on white | 3.07:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #A37FEF text on black | 6.83:1 | AA | Lc -44.4 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FB
oklch(88.5% 0.057 296.4)
-
Step 300
300
#C7B3FB
oklch(80.9% 0.102 296.8)
-
Step 400
400 (this color)
#A37FEF
oklch(67.9% 0.163 296.7)
-
Step 500
500
#9965F5
oklch(63.1% 0.207 296.7)
-
Step 600
600
#8545E4
oklch(55.6% 0.226 296.7)
-
Step 700
700
#7135C6
oklch(49.1% 0.21 296.7)
-
Step 800
800
#5C2EA0
oklch(42.8% 0.173 296.8)
-
Step 900
900
#4B2B7F
oklch(37.7% 0.135 296.9)
-
Step 950
950
#2C1A4B
oklch(27% 0.087 297.1)
#A37FEF 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) | #5A94F3 | 0.101 |
| Deuteranopia (no green cones) | #6192EC | 0.095 |
| Tritanopia (no blue cones) | #9294AC | 0.129 |
| Achromatopsia (no color) | #939393 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37FEF
#A37FEF
oklch(67.9% 0.163 296.7)
- #93A300
#93A300
oklch(67.9% 0.156 116.6)
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 #A37FEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.038
- Lavender Blue #8B88F8 ΔE 0.040
- Light Urple #B36FF6 ΔE 0.044
- Perrywinkle #8F8CE7 ΔE 0.045
- Light Purple #BF77F6 ΔE 0.049
- Medium Purple #9370DB ΔE 0.052
- Easter Purple #C071FE ΔE 0.060
- Periwinkle Blue #8F99FB ΔE 0.066
Use #A37FEF 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.