#42275F
Closest named color: Plum Purple (#4E0550). oklch(33.6% 0.098 303.9), rgb(66, 39, 95).
Aa
White text reads best on this color (12.44:1).
About this color
#42275F is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.098 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.067 away. White text reads best on it, at 12.44:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.68:1 |
| White text | 12.44:1 |
Values
| HEX | #42275F |
| RGB | rgb(66, 39, 95) |
| HSL | hsl(269, 42%, 26%) |
| OKLCH | oklch(33.6% 0.098 303.9) |
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 #42275F | 12.44:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #42275F | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #42275F text on white | 12.44:1 | AAA | Lc 98.0 | Preferred for body text |
| #42275F text on black | 1.68:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE7F6
oklch(93.7% 0.021 304)
-
Step 200
200
#DFD3F0
oklch(88.5% 0.041 304.3)
-
Step 300
300
#CBB5E8
oklch(80.9% 0.074 304.4)
-
Step 400
400
#B08EDC
oklch(70.7% 0.117 303.6)
-
Step 500
500
#9D6FD2
oklch(63% 0.15 303.9)
-
Step 600
600
#8855BF
oklch(55.5% 0.163 303.8)
-
Step 700
700
#7445A5
oklch(49.1% 0.151 303.9)
-
Step 800
800
#5E3986
oklch(42.6% 0.126 303.7)
-
Step 900
900 (this color)
#42275F
oklch(33.6% 0.098 303.9)
-
Step 950
950
#2D1E3F
oklch(27.1% 0.062 303.5)
#42275F 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) | #123361 | 0.075 |
| Deuteranopia (no green cones) | #1C345E | 0.068 |
| Tritanopia (no blue cones) | #3D323F | 0.072 |
| Achromatopsia (no color) | #343434 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42275F
#42275F
oklch(33.6% 0.098 303.9)
- #2E3D00
#2E3D00
oklch(33.4% 0.083 123.7)
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 #42275F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.067
- Royal Purple #4B006E ΔE 0.067
- Grape Purple #5D1451 ΔE 0.068
- Prussian Blue #1D3557 ΔE 0.071
- Deep Violet #490648 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.072
- Gunmetal #293241 ΔE 0.081
- Eggplant Purple #430541 ΔE 0.082
Use #42275F 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.