#2B244F
Closest named color: Space Cadet (#2B2D42). oklch(29.2% 0.076 288.3), rgb(43, 36, 79).
Aa
White text reads best on this color (14.30:1).
About this color
#2B244F is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.076 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.041 away. White text reads best on it, at 14.30:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.46:1 |
| White text | 14.30:1 |
Values
| HEX | #2B244F |
| RGB | rgb(43, 36, 79) |
| HSL | hsl(250, 37%, 23%) |
| OKLCH | oklch(29.2% 0.076 288.3) |
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 #2B244F | 14.30:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #2B244F | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #2B244F text on white | 14.30:1 | AAA | Lc 100.9 | Preferred for body text |
| #2B244F 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D7D5F9
oklch(88.6% 0.049 287.9)
-
Step 300
300
#BDB8F8
oklch(80.9% 0.09 287.8)
-
Step 400
400
#9D90F4
oklch(70.6% 0.144 288.1)
-
Step 500
500
#8871F0
oklch(63.2% 0.183 288.3)
-
Step 600
600
#7355DF
oklch(55.6% 0.2 288.1)
-
Step 700
700
#6144C1
oklch(49.1% 0.186 288.3)
-
Step 800
800
#4F399C
oklch(42.7% 0.154 288.4)
-
Step 900
900
#41327C
oklch(37.6% 0.12 288.6)
-
Step 950
950 (this color)
#2B244F
oklch(29.2% 0.076 288.3)
#2B244F 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) | #122B51 | 0.039 |
| Deuteranopia (no green cones) | #12294E | 0.038 |
| Tritanopia (no blue cones) | #212D35 | 0.064 |
| Achromatopsia (no color) | #2A2A2A | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B244F
#2B244F
oklch(29.2% 0.076 288.3)
- #2F2E00
#2F2E00
oklch(29.3% 0.063 108.4)
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 #2B244F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.053
- Marine #042E60 ΔE 0.055
- Gunmetal #293241 ΔE 0.056
- Dark #1B2431 ΔE 0.064
- Dark Indigo #1F0954 ΔE 0.071
- Midnight Blue #191970 ΔE 0.073
Use #2B244F 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.