#28254E
Closest named color: Space Cadet (#2B2D42). oklch(29.1% 0.073 284.2), rgb(40, 37, 78).
Aa
White text reads best on this color (14.33:1).
About this color
#28254E is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.073 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.038 away. White text reads best on it, at 14.33:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.46:1 |
| White text | 14.33:1 |
Values
| HEX | #28254E |
| RGB | rgb(40, 37, 78) |
| HSL | hsl(244, 36%, 23%) |
| OKLCH | oklch(29.1% 0.073 284.2) |
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 #28254E | 14.33:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #28254E | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #28254E text on white | 14.33:1 | AAA | Lc 101.0 | Preferred for body text |
| #28254E text on black | 1.46:1 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D5D6F9
oklch(88.6% 0.048 284.1)
-
Step 300
300
#B9BAF7
oklch(81% 0.086 283.6)
-
Step 400
400
#9793F3
oklch(70.7% 0.138 284.2)
-
Step 500
500
#8075EE
oklch(63.1% 0.176 284.3)
-
Step 600
600
#6B5ADD
oklch(55.6% 0.192 284.1)
-
Step 700
700
#5A49C0
oklch(49.2% 0.178 284.2)
-
Step 800
800
#493D9B
oklch(42.7% 0.147 284.1)
-
Step 900
900
#3C357B
oklch(37.6% 0.115 283.9)
-
Step 950
950 (this color)
#28254E
oklch(29.1% 0.073 284.2)
#28254E 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) | #142B4F | 0.032 |
| Deuteranopia (no green cones) | #13294D | 0.031 |
| Tritanopia (no blue cones) | #1C2E35 | 0.064 |
| Achromatopsia (no color) | #2A2A2A | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28254E
#28254E
oklch(29.1% 0.073 284.2)
- #312D00
#312D00
oklch(29.2% 0.062 104.3)
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 #28254E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.038
- Oxford Blue #1B263B ΔE 0.043
- Prussian Blue #1D3557 ΔE 0.050
- Marine #042E60 ΔE 0.052
- Gunmetal #293241 ΔE 0.053
- Dark #1B2431 ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.071
- Dark Indigo #1F0954 ΔE 0.071
Use #28254E 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.