#232E3B
Closest named color: Gunmetal (#293241). oklch(29.7% 0.028 252.9), rgb(35, 46, 59).
Aa
White text reads best on this color (13.76:1).
About this color
#232E3B is a dark close to neutral grey. In OKLCH its lightness is 30%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.019 away. White text reads best on it, at 13.76:1.
| Hue family | Neutrals |
| Lightness | dark (30%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.52:1 |
| White text | 13.76:1 |
Values
| HEX | #232E3B |
| RGB | rgb(35, 46, 59) |
| HSL | hsl(213, 26%, 18%) |
| OKLCH | oklch(29.7% 0.028 252.9) |
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 #232E3B | 13.76:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #232E3B | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #232E3B text on white | 13.76:1 | AAA | Lc 100.3 | Preferred for body text |
| #232E3B text on black | 1.52:1 | 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
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE5
oklch(88.5% 0.018 253.4)
-
Step 300
300
#B2C2D6
oklch(80.8% 0.033 254)
-
Step 400
400
#89A3C2
oklch(70.7% 0.054 253)
-
Step 500
500
#6C8CB2
oklch(63% 0.068 253.1)
-
Step 600
600
#54769E
oklch(55.7% 0.074 253.1)
-
Step 700
700
#446387
oklch(49.1% 0.069 252.8)
-
Step 800
800
#38516E
oklch(42.8% 0.057 252.8)
-
Step 900
900
#304359
oklch(37.7% 0.045 252.6)
-
Step 950
950 (this color)
#232E3B
oklch(29.7% 0.028 252.9)
#232E3B 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) | #292E3C | 0.010 |
| Deuteranopia (no green cones) | #262C3B | 0.008 |
| Tritanopia (no blue cones) | #1B3132 | 0.025 |
| Achromatopsia (no color) | #2D2D2D | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232E3B
#232E3B
oklch(29.7% 0.028 252.9)
- #362B1D
#362B1D
oklch(29.7% 0.029 73.1)
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 #232E3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.019
- Space Cadet #2B2D42 ΔE 0.020
- Oxford Blue #1B263B ΔE 0.032
- Dark #1B2431 ΔE 0.039
- Jet #212529 ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.047
- Midnight Green #073B4C ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.050
Use #232E3B 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.