#AA37C5
Closest named color: Dark Orchid (#9932CC). oklch(56.4% 0.222 319.2), rgb(170, 55, 197).
Aa
White text reads best on this color (5.16:1).
About this color
#AA37C5 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.222 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.038 away. White text reads best on it, at 5.16:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.222) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #AA37C5 |
| RGB | rgb(170, 55, 197) |
| HSL | hsl(289, 56%, 49%) |
| OKLCH | oklch(56.4% 0.222 319.2) |
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 #AA37C5 | 5.16:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #AA37C5 | 4.06:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #AA37C5 text on white | 5.16:1 | AA | Lc 74.5 | Content text, not long reading |
| #AA37C5 text on black | 4.06:1 | AA large text | Lc -27.2 | Dividers and decoration only |
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 600.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F3E4F6
oklch(93.6% 0.029 320.6)
-
Step 200
200
#EACEF1
oklch(88.5% 0.056 319.5)
-
Step 300
300
#DDACEA
oklch(80.9% 0.1 319.1)
-
Step 400
400
#CB7DDF
oklch(70.8% 0.16 319.2)
-
Step 500
500
#BC56D5
oklch(63% 0.204 319.3)
-
Step 600
600 (this color)
#AA37C5
oklch(56.4% 0.222 319.2)
-
Step 700
700
#8F24A8
oklch(49% 0.206 319)
-
Step 800
800
#752188
oklch(42.7% 0.171 319.5)
-
Step 900
900
#5E226D
oklch(37.6% 0.134 319)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#AA37C5 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) | #0065C9 | 0.217 |
| Deuteranopia (no green cones) | #4171C2 | 0.192 |
| Tritanopia (no blue cones) | #AA537B | 0.138 |
| Achromatopsia (no color) | #6D6D6D | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA37C5
#AA37C5
oklch(56.4% 0.222 319.2)
- #2F8C00
#2F8C00
oklch(56.3% 0.178 139.2)
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 #AA37C5, closest first.
No curated palette has a color within ΔE 0.04 of #AA37C5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.038
- Purply #983FB2 ΔE 0.045
- Vibrant Purple #AD03DE ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.065
- Purpley Pink #C83CB9 ΔE 0.066
- Dark Violet #9400D3 ΔE 0.074
- Pinky Purple #C94CBE ΔE 0.077
- Amethyst #9B5FC0 ΔE 0.078
Use #AA37C5 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.