#A37BBF
Closest named color: Wisteria (#A87DC2). oklch(64.7% 0.108 310.6), rgb(163, 123, 191).
Aa
Black text reads best on this color (6.14:1).
About this color
#A37BBF is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.108 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 6.14:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.14:1 |
| White text | 3.41:1 |
Values
| HEX | #A37BBF |
| RGB | rgb(163, 123, 191) |
| HSL | hsl(275, 35%, 62%) |
| OKLCH | oklch(64.7% 0.108 310.6) |
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 #A37BBF | 3.41:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #A37BBF | 6.14:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #A37BBF text on white | 3.41:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #A37BBF text on black | 6.14:1 | AA | Lc -40.1 | 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 500.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F2
oklch(93.6% 0.016 310.1)
-
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
#B192C8
oklch(70.7% 0.084 310.4)
-
Step 500
500 (this color)
#A37BBF
oklch(64.7% 0.108 310.6)
-
Step 600
600
#895EA6
oklch(55.6% 0.117 310.6)
-
Step 700
700
#744D8E
oklch(49.1% 0.109 310.6)
-
Step 800
800
#5E4073
oklch(42.7% 0.089 310.2)
-
Step 900
900
#4D365D
oklch(37.6% 0.07 310.4)
-
Step 950
950
#2D2037
oklch(27% 0.045 309.5)
#A37BBF 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) | #6F89C2 | 0.080 |
| Deuteranopia (no green cones) | #788CBD | 0.074 |
| Tritanopia (no blue cones) | #A08494 | 0.077 |
| Achromatopsia (no color) | #8B8B8B | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37BBF
#A37BBF
oklch(64.7% 0.108 310.6)
- #789C53
#789C53
oklch(64.8% 0.108 130.4)
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 #A37BBF, 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
- Deep Lilac #966EBD ΔE 0.041
- Heather #A484AC ΔE 0.043
- Dark Lilac #9C6DA5 ΔE 0.049
- Dusty Lavender #AC86A8 ΔE 0.054
- Medium Purple #9370DB ΔE 0.063
- Pale Purple #B790D4 ΔE 0.067
Use #A37BBF 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.