#A37CA4
Closest named color: Heather (#A484AC). oklch(63.8% 0.074 325.6), rgb(163, 124, 164).
Aa
Black text reads best on this color (5.97:1).
About this color
#A37CA4 is a medium-light, moderately saturated purple. In OKLCH its lightness is 64%, its chroma 0.074 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.021 away. Black text reads best on it, at 5.97:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 5.97:1 |
| White text | 3.51:1 |
Values
| HEX | #A37CA4 |
| RGB | rgb(163, 124, 164) |
| HSL | hsl(299, 18%, 56%) |
| OKLCH | oklch(63.8% 0.074 325.6) |
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 #A37CA4 | 3.51:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #A37CA4 | 5.97:1 | AA | Lc 41.4 | Non-text elements, placeholder text |
| #A37CA4 text on white | 3.51:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #A37CA4 text on black | 5.97:1 | AA | Lc -39.0 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE8EE
oklch(93.7% 0.01 325.7)
-
Step 200
200
#E0D5E0
oklch(88.5% 0.019 325.7)
-
Step 300
300
#CDB9CD
oklch(80.9% 0.035 325.9)
-
Step 400
400
#B495B4
oklch(70.8% 0.057 326.2)
-
Step 500
500 (this color)
#A37CA4
oklch(63.8% 0.074 325.6)
-
Step 600
600
#8C638D
oklch(55.7% 0.08 325.8)
-
Step 700
700
#775278
oklch(49.2% 0.074 325.8)
-
Step 800
800
#614361
oklch(42.8% 0.062 326.6)
-
Step 900
900
#4F3950
oklch(37.8% 0.048 325)
-
Step 950
950
#2E212F
oklch(26.9% 0.031 324)
#A37CA4 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) | #7986A6 | 0.066 |
| Deuteranopia (no green cones) | #828AA3 | 0.060 |
| Tritanopia (no blue cones) | #A57F8A | 0.043 |
| Achromatopsia (no color) | #898989 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37CA4
#A37CA4
oklch(63.8% 0.074 325.6)
- #6F9870
#6F9870
oklch(63.8% 0.074 145.2)
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 #A37CA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.021
- Dusty Lavender #AC86A8 ΔE 0.031
- Purpley Grey #947E94 ΔE 0.037
- Dark Lilac #9C6DA5 ΔE 0.043
- Wisteria #A87DC2 ΔE 0.046
- Soft Purple #A66FB5 ΔE 0.048
- English Lavender #9D8189 ΔE 0.049
- Faded Purple #916E99 ΔE 0.050
Use #A37CA4 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.