#B37AAA
Closest named color: Heather (#A484AC). oklch(65.3% 0.096 332.3), rgb(179, 122, 170).
Aa
Black text reads best on this color (6.28:1).
About this color
#B37AAA is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.096 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.033 away. Black text reads best on it, at 6.28:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 6.28:1 |
| White text | 3.34:1 |
Values
| HEX | #B37AAA |
| RGB | rgb(179, 122, 170) |
| HSL | hsl(309, 27%, 59%) |
| OKLCH | oklch(65.3% 0.096 332.3) |
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 #B37AAA | 3.34:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #B37AAA | 6.28:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #B37AAA text on white | 3.34:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #B37AAA text on black | 6.28:1 | AA | Lc -41.0 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#F0E7EE
oklch(93.7% 0.013 333)
-
Step 200
200
#E4D3E1
oklch(88.5% 0.026 331.6)
-
Step 300
300
#D4B6CE
oklch(80.9% 0.047 332.8)
-
Step 400
400
#BD90B5
oklch(70.8% 0.074 332.6)
-
Step 500
500 (this color)
#B37AAA
oklch(65.3% 0.096 332.3)
-
Step 600
600
#975B8E
oklch(55.6% 0.105 332.5)
-
Step 700
700
#804B79
oklch(49.1% 0.096 331.8)
-
Step 800
800
#693D62
oklch(42.7% 0.081 332.9)
-
Step 900
900
#553550
oklch(37.7% 0.062 332.5)
-
Step 950
950
#321F2F
oklch(27% 0.04 332.3)
#B37AAA 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) | #7988AC | 0.092 |
| Deuteranopia (no green cones) | #878FA8 | 0.084 |
| Tritanopia (no blue cones) | #B87D8B | 0.050 |
| Achromatopsia (no color) | #8C8C8C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37AAA
#B37AAA
oklch(65.3% 0.096 332.3)
- #60A173
#60A173
oklch(65.3% 0.096 152.3)
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 #B37AAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.033
- Dusty Lavender #AC86A8 ΔE 0.033
- Wisteria #A87DC2 ΔE 0.039
- Soft Purple #A66FB5 ΔE 0.044
- Dark Lilac #9C6DA5 ΔE 0.054
- Mauve #AE7181 ΔE 0.060
- Old Pink #C77986 ΔE 0.062
- Dusky Pink #CC7A8B ΔE 0.063
Use #B37AAA 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.