#2B284F
Closest named color: Space Cadet (#2B2D42). oklch(30.1% 0.069 285), rgb(43, 40, 79).
Aa
White text reads best on this color (13.82:1).
About this color
#2B284F is a dark, muted purple. In OKLCH its lightness is 30%, its chroma 0.069 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.032 away. White text reads best on it, at 13.82:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.51:1 |
| White text | 13.82:1 |
Values
| HEX | #2B284F |
| RGB | rgb(43, 40, 79) |
| HSL | hsl(245, 33%, 23%) |
| OKLCH | oklch(30.1% 0.069 285) |
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 #2B284F | 13.82:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #2B284F | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #2B284F text on white | 13.82:1 | AAA | Lc 100.3 | Preferred for body text |
| #2B284F text on black | 1.51:1 | 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
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D5D6F7
oklch(88.6% 0.045 284.1)
-
Step 300
300
#BABAF4
oklch(80.9% 0.081 284.4)
-
Step 400
400
#9994EE
oklch(70.8% 0.13 285.1)
-
Step 500
500
#8176E9
oklch(63% 0.168 284.9)
-
Step 600
600
#6C5CD7
oklch(55.6% 0.181 284.7)
-
Step 700
700
#5B4BBA
oklch(49.1% 0.168 285)
-
Step 800
800
#4A3E97
oklch(42.7% 0.14 284.9)
-
Step 900
900
#3D3678
oklch(37.7% 0.109 284.7)
-
Step 950
950 (this color)
#2B284F
oklch(30.1% 0.069 285)
#2B284F 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) | #192E50 | 0.030 |
| Deuteranopia (no green cones) | #182C4E | 0.030 |
| Tritanopia (no blue cones) | #203037 | 0.060 |
| Achromatopsia (no color) | #2D2D2D | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B284F
#2B284F
oklch(30.1% 0.069 285)
- #332F00
#332F00
oklch(30% 0.063 104.5)
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 #2B284F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.032
- Prussian Blue #1D3557 ΔE 0.042
- Gunmetal #293241 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.047
- Marine #042E60 ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.063
- Dark #1B2431 ΔE 0.063
- Marine Blue #01386A ΔE 0.069
Use #2B284F 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.