#A37FFF
Closest named color: Periwinkle (#8E82FE). oklch(68.8% 0.183 294), rgb(163, 127, 255).
Aa
Black text reads best on this color (7.03:1).
About this color
#A37FFF is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.183 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.032 away. Black text reads best on it, at 7.03:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.183) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 7.03:1 |
| White text | 2.98:1 |
Values
| HEX | #A37FFF |
| RGB | rgb(163, 127, 255) |
| HSL | hsl(257, 100%, 75%) |
| OKLCH | oklch(68.8% 0.183 294) |
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 #A37FFF | 2.98:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #A37FFF | 7.03:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #A37FFF text on white | 2.98:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #A37FFF text on black | 7.03:1 | AAA | Lc -45.6 | Large or bold text, headings |
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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EBE6FF
oklch(93.6% 0.034 294.9)
-
Step 200
200
#DBD2FF
oklch(88.5% 0.062 294.3)
-
Step 300
300
#C4B3FF
oklch(80.8% 0.107 294.1)
-
Step 400
400 (this color)
#A37FFF
oklch(68.8% 0.183 294)
-
Step 500
500
#9563FF
oklch(63.2% 0.221 293.9)
-
Step 600
600
#833BF5
oklch(55.6% 0.254 294)
-
Step 700
700
#6F2AD5
oklch(49.1% 0.236 294)
-
Step 800
800
#5A26AC
oklch(42.6% 0.195 294)
-
Step 900
900
#492788
oklch(37.6% 0.152 293.9)
-
Step 950
950
#2B1850
oklch(27% 0.098 294.6)
#A37FFF 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) | #4D97FF | 0.112 |
| Deuteranopia (no green cones) | #5493FC | 0.105 |
| Tritanopia (no blue cones) | #8D99B3 | 0.149 |
| Achromatopsia (no color) | #959595 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37FFF
#A37FFF
oklch(68.8% 0.183 294)
- #9AA400
#9AA400
oklch(68.7% 0.155 114.1)
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 #A37FFF, closest first.
No curated palette has a color within ΔE 0.04 of #A37FFF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.042
- Light Urple #B36FF6 ΔE 0.042
- Light Purple #BF77F6 ΔE 0.048
- Easter Purple #C071FE ΔE 0.053
- Perrywinkle #8F8CE7 ΔE 0.058
- Medium Purple #9370DB ΔE 0.066
- Liliac #C48EFD ΔE 0.067
Use #A37FFF 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.