#A37BBB
Closest named color: Wisteria (#A87DC2). oklch(64.5% 0.103 312.2), rgb(163, 123, 187).
Aa
Black text reads best on this color (6.10:1).
About this color
#A37BBB is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.103 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.014 away. Black text reads best on it, at 6.10:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #A37BBB |
| RGB | rgb(163, 123, 187) |
| HSL | hsl(278, 32%, 61%) |
| OKLCH | oklch(64.5% 0.103 312.2) |
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 #A37BBB | 3.43:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #A37BBB | 6.10:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #A37BBB text on white | 3.43:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #A37BBB text on black | 6.10:1 | AA | Lc -39.9 | 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
#DFD4E7
oklch(88.4% 0.028 311.3)
-
Step 300
300
#CCB8D9
oklch(81% 0.051 312.1)
-
Step 400
400
#B292C5
oklch(70.7% 0.081 312.7)
-
Step 500
500 (this color)
#A37BBB
oklch(64.5% 0.103 312.2)
-
Step 600
600
#895FA2
oklch(55.6% 0.111 312)
-
Step 700
700
#754E8B
oklch(49.2% 0.104 312.5)
-
Step 800
800
#5F4071
oklch(42.7% 0.086 312.3)
-
Step 900
900
#4E375B
oklch(37.8% 0.066 312.7)
-
Step 950
950
#2D2035
oklch(26.9% 0.042 312)
#A37BBB 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) | #7088BD | 0.078 |
| Deuteranopia (no green cones) | #798BB9 | 0.072 |
| Tritanopia (no blue cones) | #A18493 | 0.072 |
| Achromatopsia (no color) | #8A8A8A | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37BBB
#A37BBB
oklch(64.5% 0.103 312.2)
- #769B58
#769B58
oklch(64.5% 0.102 132.3)
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 #A37BBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.014
- Soft Purple #A66FB5 ΔE 0.029
- Heather #A484AC ΔE 0.038
- Deep Lilac #966EBD ΔE 0.042
- Dark Lilac #9C6DA5 ΔE 0.045
- Dusty Lavender #AC86A8 ΔE 0.050
- Faded Purple #916E99 ΔE 0.064
- Medium Purple #9370DB ΔE 0.068
Use #A37BBB 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.