#AB45D9
Closest named color: Medium Orchid (#BA55D3). oklch(59.2% 0.224 313.3), rgb(171, 69, 217).
Aa
Black text reads best on this color (4.58:1).
About this color
#AB45D9 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.224 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.045 away. Black text reads best on it, at 4.58:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.224) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.58:1 |
| White text | 4.58:1 |
Values
| HEX | #AB45D9 |
| RGB | rgb(171, 69, 217) |
| HSL | hsl(281, 66%, 56%) |
| OKLCH | oklch(59.2% 0.224 313.3) |
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 #AB45D9 | 4.58:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #AB45D9 | 4.58:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #AB45D9 text on white | 4.58:1 | AA | Lc 71.0 | Content text, not long reading |
| #AB45D9 text on black | 4.58:1 | AA | Lc -30.7 | 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 600.
-
Step 50
50
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E5F8
oklch(93.7% 0.028 313.4)
-
Step 200
200
#E6CFF4
oklch(88.5% 0.056 312.8)
-
Step 300
300
#D8AEEF
oklch(81% 0.1 313.4)
-
Step 400
400
#C47FE7
oklch(70.7% 0.162 313.4)
-
Step 500
500
#B459DF
oklch(63% 0.206 313.4)
-
Step 600
600 (this color)
#AB45D9
oklch(59.2% 0.224 313.3)
-
Step 700
700
#8828B1
oklch(49% 0.208 313.2)
-
Step 800
800
#6F248F
oklch(42.7% 0.172 313.5)
-
Step 900
900
#5A2473
oklch(37.7% 0.135 313.2)
-
Step 950
950
#351743
oklch(27.1% 0.084 313.7)
#AB45D9 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) | #0070DD | 0.204 |
| Deuteranopia (no green cones) | #3A78D6 | 0.185 |
| Tritanopia (no blue cones) | #A6638A | 0.148 |
| Achromatopsia (no color) | #757575 | 0.225 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB45D9
#AB45D9
oklch(59.2% 0.224 313.3)
- #529100
#529100
oklch(59.1% 0.167 133.3)
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 #AB45D9, closest first.
No curated palette has a color within ΔE 0.04 of #AB45D9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.045
- Dark Orchid #9932CC ΔE 0.051
- Lighter Purple #A55AF4 ΔE 0.054
- Vibrant Purple #AD03DE ΔE 0.061
- Purply #983FB2 ΔE 0.069
- Amethyst #9B5FC0 ΔE 0.070
- Electric Purple #AA23FF ΔE 0.070
- Purpley #8756E4 ΔE 0.071
Use #AB45D9 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.