#2B2D42
Named color: Space Cadet. oklch(30.5% 0.038 279.7), rgb(43, 45, 66).
Aa
White text reads best on this color (13.48:1).
About this color
#2B2D42 is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.038 and its hue 280°. Its hue sits on the cool side of the wheel. It is the named color Space Cadet. White text reads best on it, at 13.48:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Space Cadet |
| Black text | 1.55:1 |
| White text | 13.48:1 |
Values
| HEX | #2B2D42 |
| RGB | rgb(43, 45, 66) |
| HSL | hsl(235, 21%, 21%) |
| OKLCH | oklch(30.5% 0.038 279.7) |
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 #2B2D42 | 13.48:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #2B2D42 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #2B2D42 text on white | 13.48:1 | AAA | Lc 99.9 | Preferred for body text |
| #2B2D42 text on black | 1.55:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300
#BABEDE
oklch(80.9% 0.045 279.7)
-
Step 400
400
#979CCD
oklch(70.6% 0.072 279.9)
-
Step 500
500
#7E83C0
oklch(63% 0.092 279.8)
-
Step 600
600
#686CAD
oklch(55.6% 0.1 279.9)
-
Step 700
700
#565A94
oklch(49.1% 0.092 279.4)
-
Step 800
800
#474A78
oklch(42.8% 0.076 279.8)
-
Step 900
900
#3B3E61
oklch(37.7% 0.06 279.4)
-
Step 950
950 (this color)
#2B2D42
oklch(30.5% 0.038 279.7)
#2B2D42 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) | #272F43 | 0.008 |
| Deuteranopia (no green cones) | #262E41 | 0.009 |
| Tritanopia (no blue cones) | #253134 | 0.034 |
| Achromatopsia (no color) | #2E2E2E | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B2D42
#2B2D42
oklch(30.5% 0.038 279.7)
- #332F18
#332F18
oklch(30.3% 0.038 99.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #2B2D42
These curated palettes and gradients contain exactly #2B2D42. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.017
- Oxford Blue #1B263B ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.046
- Onyx #343A40 ΔE 0.049
- Dark #1B2431 ΔE 0.050
- Jet #212529 ΔE 0.052
- Midnight Green #073B4C ΔE 0.053
Use #2B2D42 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.