#2B2D45
Closest named color: Space Cadet (#2B2D42). oklch(30.7% 0.043 279.9), rgb(43, 45, 69).
Aa
White text reads best on this color (13.42:1).
About this color
#2B2D45 is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.043 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.006 away. White text reads best on it, at 13.42:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.56:1 |
| White text | 13.42:1 |
Values
| HEX | #2B2D45 |
| RGB | rgb(43, 45, 69) |
| HSL | hsl(235, 23%, 22%) |
| OKLCH | oklch(30.7% 0.043 279.9) |
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 #2B2D45 | 13.42:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #2B2D45 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #2B2D45 text on white | 13.42:1 | AAA | Lc 99.8 | Preferred for body text |
| #2B2D45 text on black | 1.56:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D5D8EC
oklch(88.6% 0.028 279)
-
Step 300
300
#B9BEE2
oklch(80.9% 0.051 279)
-
Step 400
400
#969BD3
oklch(70.6% 0.082 280.1)
-
Step 500
500
#7D82C8
oklch(63.1% 0.105 279.8)
-
Step 600
600
#676AB4
oklch(55.5% 0.114 280.2)
-
Step 700
700
#55589B
oklch(49% 0.106 279.8)
-
Step 800
800
#46497E
oklch(42.8% 0.087 279.6)
-
Step 900
900
#3A3D65
oklch(37.6% 0.068 279.3)
-
Step 950
950 (this color)
#2B2D45
oklch(30.7% 0.043 279.9)
#2B2D45 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) | #263046 | 0.012 |
| Deuteranopia (no green cones) | #242E44 | 0.012 |
| Tritanopia (no blue cones) | #243236 | 0.038 |
| Achromatopsia (no color) | #2F2F2F | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B2D45
#2B2D45
oklch(30.7% 0.043 279.9)
- #353015
#353015
oklch(30.7% 0.043 99)
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 #2B2D45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.006
- Gunmetal #293241 ΔE 0.020
- Prussian Blue #1D3557 ΔE 0.039
- Oxford Blue #1B263B ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.045
- Onyx #343A40 ΔE 0.051
- Dark #1B2431 ΔE 0.053
- Midnight Green #073B4C ΔE 0.053
Use #2B2D45 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.