#AC75E1
Closest named color: Light Urple (#B36FF6). oklch(66.3% 0.163 306), rgb(172, 117, 225).
Aa
Black text reads best on this color (6.38:1).
About this color
#AC75E1 is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.163 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.037 away. Black text reads best on it, at 6.38:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.38:1 |
| White text | 3.28:1 |
Values
| HEX | #AC75E1 |
| RGB | rgb(172, 117, 225) |
| HSL | hsl(271, 64%, 67%) |
| OKLCH | oklch(66.3% 0.163 306) |
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 #AC75E1 | 3.28:1 | AA large text | Lc -65.4 | Content text, not long reading |
| Black text on #AC75E1 | 6.38:1 | AA | Lc 44.1 | Non-text elements, placeholder text |
| #AC75E1 text on white | 3.28:1 | AA large text | Lc 60.0 | Content text, not long reading |
| #AC75E1 text on black | 6.38:1 | AA | Lc -41.7 | 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 500.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F6
oklch(93.5% 0.023 305.6)
-
Step 200
200
#E0D2F1
oklch(88.5% 0.045 305.9)
-
Step 300
300
#CDB4EA
oklch(80.9% 0.079 305.7)
-
Step 400
400
#B48BDF
oklch(70.7% 0.127 305.8)
-
Step 500
500 (this color)
#AC75E1
oklch(66.3% 0.163 306)
-
Step 600
600
#8D50C3
oklch(55.5% 0.176 305.9)
-
Step 700
700
#7840A9
oklch(49.1% 0.165 305.8)
-
Step 800
800
#623589
oklch(42.7% 0.137 306.1)
-
Step 900
900
#502F6D
oklch(37.6% 0.107 306.5)
-
Step 950
950
#2F1C40
oklch(27% 0.068 306.8)
#AC75E1 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) | #578CE5 | 0.122 |
| Deuteranopia (no green cones) | #668EDE | 0.111 |
| Tritanopia (no blue cones) | #A488A0 | 0.121 |
| Achromatopsia (no color) | #8E8E8E | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC75E1
#AC75E1
oklch(66.3% 0.163 306)
- #7AA415
#7AA415
oklch(66.4% 0.163 126.2)
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 #AC75E1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.037
- Light Purple #BF77F6 ΔE 0.044
- Medium Purple #9370DB ΔE 0.045
- Wisteria #A87DC2 ΔE 0.055
- Easter Purple #C071FE ΔE 0.055
- Periwinkle #8E82FE ΔE 0.065
- Soft Purple #A66FB5 ΔE 0.066
- Deep Lilac #966EBD ΔE 0.066
Use #AC75E1 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.