#202D3B
Closest named color: Space Cadet (#2B2D42). oklch(29.2% 0.031 250.8), rgb(32, 45, 59).
Aa
White text reads best on this color (14.00:1).
About this color
#202D3B is a dark, muted blue. In OKLCH its lightness is 29%, its chroma 0.031 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.023 away. White text reads best on it, at 14.00:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.49:1 |
| White text | 14.00:1 |
Values
| HEX | #202D3B |
| RGB | rgb(32, 45, 59) |
| HSL | hsl(211, 30%, 18%) |
| OKLCH | oklch(29.2% 0.031 250.8) |
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 #202D3B | 14.00:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #202D3B | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #202D3B text on white | 14.00:1 | AAA | Lc 100.6 | Preferred for body text |
| #202D3B text on black | 1.49:1 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#CFDAE7
oklch(88.4% 0.022 252.5)
-
Step 300
300
#AFC3D8
oklch(80.9% 0.037 249.6)
-
Step 400
400
#85A4C5
oklch(70.7% 0.059 250.3)
-
Step 500
500
#678DB6
oklch(63.1% 0.075 250.9)
-
Step 600
600
#4D77A2
oklch(55.7% 0.082 250)
-
Step 700
700
#3E638B
oklch(49% 0.077 251.4)
-
Step 800
800
#345171
oklch(42.7% 0.064 251.8)
-
Step 900
900
#2D435B
oklch(37.6% 0.05 251.3)
-
Step 950
950 (this color)
#202D3B
oklch(29.2% 0.031 250.8)
#202D3B 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) | #282D3C | 0.013 |
| Deuteranopia (no green cones) | #242B3B | 0.009 |
| Tritanopia (no blue cones) | #173032 | 0.026 |
| Achromatopsia (no color) | #2C2C2C | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #202D3B
#202D3B
oklch(29.2% 0.031 250.8)
- #36291A
#36291A
oklch(29.2% 0.032 70.1)
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 #202D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.023
- Gunmetal #293241 ΔE 0.024
- Oxford Blue #1B263B ΔE 0.026
- Dark #1B2431 ΔE 0.034
- Jet #212529 ΔE 0.037
- Midnight Green #073B4C ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.050
- Prussian Blue #1D3557 ΔE 0.051
Use #202D3B 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.