#28234E
Closest named color: Space Cadet (#2B2D42). oklch(28.6% 0.076 285.8), rgb(40, 35, 78).
Aa
White text reads best on this color (14.57:1).
About this color
#28234E is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.076 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.043 away. White text reads best on it, at 14.57:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.44:1 |
| White text | 14.57:1 |
Values
| HEX | #28234E |
| RGB | rgb(40, 35, 78) |
| HSL | hsl(247, 38%, 22%) |
| OKLCH | oklch(28.6% 0.076 285.8) |
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 #28234E | 14.57:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #28234E | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #28234E text on white | 14.57:1 | AAA | Lc 101.3 | Preferred for body text |
| #28234E text on black | 1.44:1 | 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 950.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D5D5FA
oklch(88.5% 0.051 285.3)
-
Step 300
300
#BBB9F9
oklch(81% 0.09 285.6)
-
Step 400
400
#9A91F6
oklch(70.7% 0.145 286.1)
-
Step 500
500
#8372F2
oklch(63.1% 0.185 285.9)
-
Step 600
600
#6F56E1
oklch(55.6% 0.202 286.1)
-
Step 700
700
#5D45C3
oklch(49% 0.187 286)
-
Step 800
800
#4C3A9E
oklch(42.7% 0.155 286.1)
-
Step 900
900
#3E337D
oklch(37.6% 0.121 285.8)
-
Step 950
950 (this color)
#28234E
oklch(28.6% 0.076 285.8)
#28234E 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) | #102A50 | 0.037 |
| Deuteranopia (no green cones) | #0F284D | 0.037 |
| Tritanopia (no blue cones) | #1C2C34 | 0.065 |
| Achromatopsia (no color) | #292929 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28234E
#28234E
oklch(28.6% 0.076 285.8)
- #2F2C00
#2F2C00
oklch(28.7% 0.061 105.6)
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 #28234E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.044
- Marine #042E60 ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.055
- Gunmetal #293241 ΔE 0.059
- Dark #1B2431 ΔE 0.061
- Dark Indigo #1F0954 ΔE 0.066
- Midnight Blue #191970 ΔE 0.071
Use #28234E 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.