#A37BF0
Closest named color: Light Urple (#B36FF6). oklch(67.3% 0.17 297.4), rgb(163, 123, 240).
Aa
Black text reads best on this color (6.64:1).
About this color
#A37BF0 is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.170 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.037 away. Black text reads best on it, at 6.64:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.64:1 |
| White text | 3.15:1 |
Values
| HEX | #A37BF0 |
| RGB | rgb(163, 123, 240) |
| HSL | hsl(261, 80%, 71%) |
| OKLCH | oklch(67.3% 0.17 297.4) |
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 #A37BF0 | 3.15:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #A37BF0 | 6.64:1 | AA | Lc 45.6 | Large or bold text, headings |
| #A37BF0 text on white | 3.15:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #A37BF0 text on black | 6.64:1 | AA | Lc -43.3 | 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
#ECE6FC
oklch(93.6% 0.03 298.3)
-
Step 200
200
#DDD2FC
oklch(88.6% 0.058 297.2)
-
Step 300
300
#C8B2FD
oklch(80.9% 0.106 297.4)
-
Step 400
400 (this color)
#A37BF0
oklch(67.3% 0.17 297.4)
-
Step 500
500
#9B61F9
oklch(63% 0.217 297.4)
-
Step 600
600
#8740E8
oklch(55.5% 0.236 297.3)
-
Step 700
700
#7330CA
oklch(49.1% 0.219 297.3)
-
Step 800
800
#5E2AA3
oklch(42.7% 0.182 297.7)
-
Step 900
900
#4C2981
oklch(37.7% 0.141 297.5)
-
Step 950
950
#2C194C
oklch(26.9% 0.09 297.1)
#A37BF0 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) | #5391F4 | 0.109 |
| Deuteranopia (no green cones) | #5C90ED | 0.102 |
| Tritanopia (no blue cones) | #9291AA | 0.134 |
| Achromatopsia (no color) | #919191 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37BF0
#A37BF0
oklch(67.3% 0.17 297.4)
- #8FA100
#8FA100
oklch(67.1% 0.155 117.4)
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 #A37BF0, closest first.
No curated palette has a color within ΔE 0.04 of #A37BF0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.037
- Periwinkle #8E82FE ΔE 0.039
- Lavender Blue #8B88F8 ΔE 0.045
- Light Purple #BF77F6 ΔE 0.047
- Medium Purple #9370DB ΔE 0.047
- Perrywinkle #8F8CE7 ΔE 0.052
- Easter Purple #C071FE ΔE 0.055
- Wisteria #A87DC2 ΔE 0.071
Use #A37BF0 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.