#2D3046
Closest named color: Space Cadet (#2B2D42). oklch(31.6% 0.04 277.9), rgb(45, 48, 70).
Aa
White text reads best on this color (12.94:1).
About this color
#2D3046 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.040 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.012 away. White text reads best on it, at 12.94:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.62:1 |
| White text | 12.94:1 |
Values
| HEX | #2D3046 |
| RGB | rgb(45, 48, 70) |
| HSL | hsl(233, 22%, 23%) |
| OKLCH | oklch(31.6% 0.04 277.9) |
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 #2D3046 | 12.94:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #2D3046 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #2D3046 text on white | 12.94:1 | AAA | Lc 99.1 | Preferred for body text |
| #2D3046 text on black | 1.62:1 | 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
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D5D8EB
oklch(88.6% 0.026 278.7)
-
Step 300
300
#B9BEDF
oklch(80.8% 0.047 278.5)
-
Step 400
400
#959CCF
oklch(70.6% 0.075 278.2)
-
Step 500
500
#7C84C3
oklch(63.2% 0.095 277.8)
-
Step 600
600
#656CAF
oklch(55.5% 0.104 277.9)
-
Step 700
700
#545A97
oklch(49.1% 0.097 277.9)
-
Step 800
800
#454A7A
oklch(42.7% 0.079 277.9)
-
Step 900
900
#3A3E62
oklch(37.7% 0.062 278.2)
-
Step 950
950 (this color)
#2D3046
oklch(31.6% 0.04 277.9)
#2D3046 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) | #293247 | 0.008 |
| Deuteranopia (no green cones) | #283045 | 0.008 |
| Tritanopia (no blue cones) | #263438 | 0.035 |
| Achromatopsia (no color) | #313131 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D3046
#2D3046
oklch(31.6% 0.04 277.9)
- #37321A
#37321A
oklch(31.6% 0.039 97.9)
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 #2D3046, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.012
- Gunmetal #293241 ΔE 0.014
- Prussian Blue #1D3557 ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.037
- Onyx #343A40 ΔE 0.041
- Midnight Green #073B4C ΔE 0.048
- Oxford Blue #1B263B ΔE 0.049
- Dark #1B2431 ΔE 0.061
Use #2D3046 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.