#A37BB9
Closest named color: Wisteria (#A87DC2). oklch(64.5% 0.1 313.1), rgb(163, 123, 185).
Aa
Black text reads best on this color (6.09:1).
About this color
#A37BB9 is a medium-light, moderately saturated purple. In OKLCH its lightness is 64%, its chroma 0.100 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.016 away. Black text reads best on it, at 6.09:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.09:1 |
| White text | 3.44:1 |
Values
| HEX | #A37BB9 |
| RGB | rgb(163, 123, 185) |
| HSL | hsl(279, 31%, 60%) |
| OKLCH | oklch(64.5% 0.1 313.1) |
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 #A37BB9 | 3.44:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #A37BB9 | 6.09:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #A37BB9 text on white | 3.44:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #A37BB9 text on black | 6.09:1 | AA | Lc -39.8 | 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
#E0D4E6
oklch(88.5% 0.028 314.7)
-
Step 300
300
#CCB8D8
oklch(80.9% 0.049 312.9)
-
Step 400
400
#B292C4
oklch(70.6% 0.08 313.2)
-
Step 500
500 (this color)
#A37BB9
oklch(64.5% 0.1 313.1)
-
Step 600
600
#8A5FA0
oklch(55.6% 0.109 313.6)
-
Step 700
700
#754E89
oklch(49.1% 0.101 313.5)
-
Step 800
800
#5F406F
oklch(42.6% 0.084 313.5)
-
Step 900
900
#4E375A
oklch(37.8% 0.065 313.5)
-
Step 950
950
#2E2035
oklch(27% 0.043 314)
#A37BB9 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) | #7188BB | 0.077 |
| Deuteranopia (no green cones) | #7A8BB7 | 0.071 |
| Tritanopia (no blue cones) | #A18392 | 0.069 |
| Achromatopsia (no color) | #8A8A8A | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37BB9
#A37BB9
oklch(64.5% 0.1 313.1)
- #759B5A
#759B5A
oklch(64.5% 0.101 133.3)
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 #A37BB9, closest first.
No curated palette has a color within ΔE 0.04 of #A37BB9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.016
- Soft Purple #A66FB5 ΔE 0.029
- Heather #A484AC ΔE 0.035
- Deep Lilac #966EBD ΔE 0.043
- Dark Lilac #9C6DA5 ΔE 0.044
- Dusty Lavender #AC86A8 ΔE 0.047
- Faded Purple #916E99 ΔE 0.062
- Purpley Grey #947E94 ΔE 0.065
Use #A37BB9 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.