#232D3D
Closest named color: Space Cadet (#2B2D42). oklch(29.5% 0.032 259.7), rgb(35, 45, 61).
Aa
White text reads best on this color (13.86:1).
About this color
#232D3D is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.032 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.017 away. White text reads best on it, at 13.86:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.51:1 |
| White text | 13.86:1 |
Values
| HEX | #232D3D |
| RGB | rgb(35, 45, 61) |
| HSL | hsl(217, 27%, 19%) |
| OKLCH | oklch(29.5% 0.032 259.7) |
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 #232D3D | 13.86:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #232D3D | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #232D3D text on white | 13.86:1 | AAA | Lc 100.5 | Preferred for body text |
| #232D3D text on black | 1.51:1 | 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
#D1DAE8
oklch(88.6% 0.022 259.2)
-
Step 300
300
#B2C2DA
oklch(81% 0.038 258.4)
-
Step 400
400
#8AA2C7
oklch(70.7% 0.061 258.9)
-
Step 500
500
#6D8AB9
oklch(63% 0.079 259.9)
-
Step 600
600
#5574A5
oklch(55.6% 0.085 259.3)
-
Step 700
700
#45618E
oklch(49.1% 0.08 259.6)
-
Step 800
800
#394F73
oklch(42.6% 0.066 259.9)
-
Step 900
900
#31425D
oklch(37.7% 0.052 259.4)
-
Step 950
950 (this color)
#232D3D
oklch(29.5% 0.032 259.7)
#232D3D 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) | #272E3E | 0.008 |
| Deuteranopia (no green cones) | #252B3D | 0.007 |
| Tritanopia (no blue cones) | #1B3032 | 0.029 |
| Achromatopsia (no color) | #2C2C2C | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232D3D
#232D3D
oklch(29.5% 0.032 259.7)
- #352B1A
#352B1A
oklch(29.5% 0.032 80.3)
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 #232D3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.017
- Gunmetal #293241 ΔE 0.020
- Oxford Blue #1B263B ΔE 0.028
- Dark #1B2431 ΔE 0.038
- Jet #212529 ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.048
- Midnight Green #073B4C ΔE 0.050
Use #232D3D 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.