#232D3A
Closest named color: Space Cadet (#2B2D42). oklch(29.4% 0.028 255.2), rgb(35, 45, 58).
Aa
White text reads best on this color (13.92:1).
About this color
#232D3A is a dark close to neutral grey. In OKLCH its lightness is 29%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Space Cadet (#2B2D42), ΔE 0.021 away. White text reads best on it, at 13.92:1.
| Hue family | Neutrals |
| Lightness | dark (29%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.50:1 |
| White text | 13.92:1 |
Values
| HEX | #232D3A |
| RGB | rgb(35, 45, 58) |
| HSL | hsl(214, 25%, 18%) |
| OKLCH | oklch(29.4% 0.028 255.2) |
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 #232D3A | 13.92:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #232D3A | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #232D3A text on white | 13.92:1 | AAA | Lc 100.5 | Preferred for body text |
| #232D3A text on black | 1.50:1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE5
oklch(88.5% 0.018 253.4)
-
Step 300
300
#B3C2D6
oklch(80.9% 0.033 255.6)
-
Step 400
400
#8BA3C1
oklch(70.8% 0.052 254.2)
-
Step 500
500
#6E8CB2
oklch(63.2% 0.067 254.6)
-
Step 600
600
#56759D
oklch(55.5% 0.072 255.1)
-
Step 700
700
#466287
oklch(49% 0.068 255.7)
-
Step 800
800
#3A506D
oklch(42.6% 0.056 255.6)
-
Step 900
900
#324359
oklch(37.8% 0.044 255.1)
-
Step 950
950 (this color)
#232D3A
oklch(29.4% 0.028 255.2)
#232D3A 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) | #282D3B | 0.008 |
| Deuteranopia (no green cones) | #262B3A | 0.008 |
| Tritanopia (no blue cones) | #1C3031 | 0.025 |
| Achromatopsia (no color) | #2C2C2C | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232D3A
#232D3A
oklch(29.4% 0.028 255.2)
- #342A1D
#342A1D
oklch(29.2% 0.027 73.8)
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 #232D3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.021
- Gunmetal #293241 ΔE 0.022
- Oxford Blue #1B263B ΔE 0.029
- Dark #1B2431 ΔE 0.036
- Jet #212529 ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.050
- Midnight Green #073B4C ΔE 0.051
- Prussian Blue #1D3557 ΔE 0.053
Use #232D3A 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.