#42274F
Closest named color: Space Cadet (#2B2D42). oklch(32.5% 0.076 313.9), rgb(66, 39, 79).
Aa
White text reads best on this color (12.84:1).
About this color
#42274F is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.076 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.053 away. White text reads best on it, at 12.84:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.63:1 |
| White text | 12.84:1 |
Values
| HEX | #42274F |
| RGB | rgb(66, 39, 79) |
| HSL | hsl(281, 34%, 23%) |
| OKLCH | oklch(32.5% 0.076 313.9) |
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 #42274F | 12.84:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #42274F | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #42274F text on white | 12.84:1 | AAA | Lc 98.8 | Preferred for body text |
| #42274F text on black | 1.63:1 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F2
oklch(93.7% 0.016 313.6)
-
Step 200
200
#E1D3E8
oklch(88.4% 0.032 314.7)
-
Step 300
300
#CEB6DB
oklch(80.8% 0.057 313.8)
-
Step 400
400
#B590C9
oklch(70.7% 0.091 313.5)
-
Step 500
500
#A373BB
oklch(63.1% 0.117 313.9)
-
Step 600
600
#8E5AA7
oklch(55.6% 0.128 314)
-
Step 700
700
#784A8F
oklch(49.1% 0.117 313.5)
-
Step 800
800
#623D74
oklch(42.7% 0.097 313.9)
-
Step 900
900 (this color)
#42274F
oklch(32.5% 0.076 313.9)
-
Step 950
950
#2F1F37
oklch(27% 0.048 313.9)
#42274F 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) | #1F3050 | 0.063 |
| Deuteranopia (no green cones) | #26334E | 0.058 |
| Tritanopia (no blue cones) | #412D37 | 0.051 |
| Achromatopsia (no color) | #323232 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42274F
#42274F
oklch(32.5% 0.076 313.9)
- #233C10
#233C10
oklch(32.5% 0.075 134.1)
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 #42274F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.053
- Gunmetal #293241 ΔE 0.064
- Grape Purple #5D1451 ΔE 0.065
- Deep Violet #490648 ΔE 0.065
- Plum Purple #4E0550 ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.069
- Eggplant Purple #430541 ΔE 0.071
- Onyx #343A40 ΔE 0.074
Use #42274F 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.