#A645B4
Closest named color: Purply (#983FB2). oklch(56.3% 0.187 322.4), rgb(166, 69, 180).
Aa
White text reads best on this color (5.08:1).
About this color
#A645B4 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.187 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.031 away. White text reads best on it, at 5.08:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 4.13:1 |
| White text | 5.08:1 |
Values
| HEX | #A645B4 |
| RGB | rgb(166, 69, 180) |
| HSL | hsl(292, 45%, 49%) |
| OKLCH | oklch(56.3% 0.187 322.4) |
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 #A645B4 | 5.08:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #A645B4 | 4.13:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #A645B4 text on white | 5.08:1 | AA | Lc 74.4 | Content text, not long reading |
| #A645B4 text on black | 4.13:1 | AA large text | Lc -27.3 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F4
oklch(93.7% 0.024 321.7)
-
Step 200
200
#E8CFEC
oklch(88.4% 0.048 321.6)
-
Step 300
300
#DBAFE1
oklch(80.9% 0.084 322.3)
-
Step 400
400
#C883D2
oklch(70.8% 0.134 322.3)
-
Step 500
500
#B960C5
oklch(63.1% 0.172 322.7)
-
Step 600
600 (this color)
#A645B4
oklch(56.3% 0.187 322.4)
-
Step 700
700
#8C3399
oklch(49% 0.174 322.4)
-
Step 800
800
#722C7C
oklch(42.7% 0.144 322.5)
-
Step 900
900
#5C2964
oklch(37.7% 0.112 322)
-
Step 950
950
#36193A
oklch(27% 0.07 322.6)
#A645B4 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) | #2E67B7 | 0.185 |
| Deuteranopia (no green cones) | #5372B1 | 0.160 |
| Tritanopia (no blue cones) | #A85676 | 0.113 |
| Achromatopsia (no color) | #6E6E6E | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A645B4
#A645B4
oklch(56.3% 0.187 322.4)
- #0E8E0A
#0E8E0A
oklch(56.2% 0.187 142.4)
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 #A645B4, closest first.
No curated palette has a color within ΔE 0.04 of #A645B4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.031
- Amethyst #9B5FC0 ΔE 0.055
- Dark Orchid #9932CC ΔE 0.060
- Purpley Pink #C83CB9 ΔE 0.064
- Deep Lavender #8D5EB7 ΔE 0.065
- Medium Orchid #BA55D3 ΔE 0.066
- Pinky Purple #C94CBE ΔE 0.071
- Warm Purple #952E8F ΔE 0.075
Use #A645B4 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.