#2B284A
Closest named color: Space Cadet (#2B2D42). oklch(29.8% 0.061 286.1), rgb(43, 40, 74).
Aa
White text reads best on this color (13.95:1).
About this color
#2B284A is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.061 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.024 away. White text reads best on it, at 13.95:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.50:1 |
| White text | 13.95:1 |
Values
| HEX | #2B284A |
| RGB | rgb(43, 40, 74) |
| HSL | hsl(245, 30%, 22%) |
| OKLCH | oklch(29.8% 0.061 286.1) |
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 #2B284A | 13.95:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #2B284A | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #2B284A text on white | 13.95:1 | AAA | Lc 100.5 | Preferred for body text |
| #2B284A text on black | 1.50:1 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D6D6F3
oklch(88.5% 0.04 285.6)
-
Step 300
300
#BCBAEE
oklch(80.8% 0.073 286.4)
-
Step 400
400
#9B95E5
oklch(70.7% 0.116 286.5)
-
Step 500
500
#8479DD
oklch(63.1% 0.147 286.4)
-
Step 600
600
#6E60CB
oklch(55.6% 0.16 285.9)
-
Step 700
700
#5C4FAF
oklch(49.1% 0.147 285.8)
-
Step 800
800
#4B418E
oklch(42.7% 0.123 285.9)
-
Step 900
900
#3E3871
oklch(37.7% 0.095 285.7)
-
Step 950
950 (this color)
#2B284A
oklch(29.8% 0.061 286.1)
#2B284A 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) | #1D2D4B | 0.025 |
| Deuteranopia (no green cones) | #1C2B49 | 0.025 |
| Tritanopia (no blue cones) | #232F35 | 0.052 |
| Achromatopsia (no color) | #2C2C2C | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B284A
#2B284A
oklch(29.8% 0.061 286.1)
- #312F03
#312F03
oklch(29.8% 0.061 106.9)
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 #2B284A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.024
- Oxford Blue #1B263B ΔE 0.040
- Gunmetal #293241 ΔE 0.040
- Prussian Blue #1D3557 ΔE 0.044
- Dark #1B2431 ΔE 0.055
- Marine #042E60 ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.061
- Jet #212529 ΔE 0.064
Use #2B284A 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.