#A37BBE
Closest named color: Wisteria (#A87DC2). oklch(64.7% 0.107 311), rgb(163, 123, 190).
Aa
Black text reads best on this color (6.13:1).
About this color
#A37BBE is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.107 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.011 away. Black text reads best on it, at 6.13:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #A37BBE |
| RGB | rgb(163, 123, 190) |
| HSL | hsl(276, 34%, 61%) |
| OKLCH | oklch(64.7% 0.107 311) |
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 #A37BBE | 3.42:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #A37BBE | 6.13:1 | AA | Lc 42.4 | Non-text elements, placeholder text |
| #A37BBE text on white | 3.42:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #A37BBE text on black | 6.13:1 | AA | Lc -40.0 | 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 500.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F1
oklch(93.6% 0.015 312.2)
-
Step 200
200
#DFD4E8
oklch(88.5% 0.03 310.1)
-
Step 300
300
#CBB8DA
oklch(80.9% 0.051 310.2)
-
Step 400
400
#B192C7
oklch(70.7% 0.083 310.8)
-
Step 500
500 (this color)
#A37BBE
oklch(64.7% 0.107 311)
-
Step 600
600
#895EA5
oklch(55.6% 0.116 311)
-
Step 700
700
#744D8D
oklch(49% 0.108 311)
-
Step 800
800
#5F4073
oklch(42.8% 0.089 311.1)
-
Step 900
900
#4D365D
oklch(37.6% 0.07 310.4)
-
Step 950
950
#2D2036
oklch(26.9% 0.044 310.7)
#A37BBE 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) | #6F89C1 | 0.080 |
| Deuteranopia (no green cones) | #788BBC | 0.073 |
| Tritanopia (no blue cones) | #A08494 | 0.075 |
| Achromatopsia (no color) | #8B8B8B | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37BBE
#A37BBE
oklch(64.7% 0.107 311)
- #779B54
#779B54
oklch(64.6% 0.106 130.9)
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 #A37BBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.011
- Soft Purple #A66FB5 ΔE 0.030
- Heather #A484AC ΔE 0.041
- Deep Lilac #966EBD ΔE 0.041
- Dark Lilac #9C6DA5 ΔE 0.048
- Dusty Lavender #AC86A8 ΔE 0.053
- Medium Purple #9370DB ΔE 0.064
- Pale Purple #B790D4 ΔE 0.067
Use #A37BBE 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.