#A645BC
Closest named color: Purply (#983FB2). oklch(56.7% 0.194 319.8), rgb(166, 69, 188).
Aa
White text reads best on this color (5.00:1).
About this color
#A645BC is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.194 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.033 away. White text reads best on it, at 5.00:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.194) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #A645BC |
| RGB | rgb(166, 69, 188) |
| HSL | hsl(289, 47%, 50%) |
| OKLCH | oklch(56.7% 0.194 319.8) |
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 #A645BC | 5.00:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #A645BC | 4.19:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #A645BC text on white | 5.00:1 | AA | Lc 73.9 | Content text, not long reading |
| #A645BC text on black | 4.19:1 | AA large text | Lc -27.8 | 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
#F2E5F5
oklch(93.7% 0.025 319.9)
-
Step 200
200
#E8CFEE
oklch(88.5% 0.05 319.7)
-
Step 300
300
#DAAFE4
oklch(80.9% 0.087 319.9)
-
Step 400
400
#C682D7
oklch(70.7% 0.14 319.4)
-
Step 500
500
#B75FCC
oklch(63.1% 0.179 319.6)
-
Step 600
600 (this color)
#A645BC
oklch(56.7% 0.194 319.8)
-
Step 700
700
#8B329F
oklch(49.1% 0.181 319.7)
-
Step 800
800
#712B81
oklch(42.8% 0.15 319.7)
-
Step 900
900
#5B2867
oklch(37.6% 0.116 319.6)
-
Step 950
950
#36183D
oklch(27% 0.075 319.8)
#A645BC 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) | #2469C0 | 0.190 |
| Deuteranopia (no green cones) | #4E73B9 | 0.165 |
| Tritanopia (no blue cones) | #A7597A | 0.122 |
| Achromatopsia (no color) | #6F6F6F | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A645BC
#A645BC
oklch(56.7% 0.194 319.8)
- #2B8E00
#2B8E00
oklch(56.7% 0.182 139.8)
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 #A645BC, closest first.
No curated palette has a color within ΔE 0.04 of #A645BC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.033
- Dark Orchid #9932CC ΔE 0.052
- Amethyst #9B5FC0 ΔE 0.054
- Medium Orchid #BA55D3 ΔE 0.059
- Purpley Pink #C83CB9 ΔE 0.065
- Deep Lavender #8D5EB7 ΔE 0.066
- Pinky Purple #C94CBE ΔE 0.070
- Vibrant Purple #AD03DE ΔE 0.083
Use #A645BC 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.