#263133
Closest named color: Gunmetal (#293241). oklch(30.4% 0.015 209.9), rgb(38, 49, 51).
Aa
White text reads best on this color (13.37:1).
About this color
#263133 is a dark close to neutral grey. In OKLCH its lightness is 30%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.026 away. White text reads best on it, at 13.37:1.
| Hue family | Neutrals |
| Lightness | dark (30%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.56:1 |
| White text | 13.37:1 |
Values
| HEX | #263133 |
| RGB | rgb(38, 49, 51) |
| HSL | hsl(189, 15%, 17%) |
| OKLCH | oklch(30.4% 0.015 209.9) |
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 #263133 | 13.37:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #263133 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #263133 text on white | 13.37:1 | AAA | Lc 99.8 | Preferred for body text |
| #263133 text on black | 1.56:1 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D2DBDD
oklch(88.5% 0.01 212.5)
-
Step 300
300
#B4C4C7
oklch(80.9% 0.018 210.2)
-
Step 400
400
#8CA6AB
oklch(70.7% 0.03 210.6)
-
Step 500
500
#709096
oklch(63.1% 0.037 210.3)
-
Step 600
600
#577A80
oklch(55.5% 0.041 209.2)
-
Step 700
700
#47676C
oklch(49.1% 0.038 208.1)
-
Step 800
800
#3B5458
oklch(42.7% 0.031 208.4)
-
Step 900
900
#334549
oklch(37.7% 0.024 212.8)
-
Step 950
950 (this color)
#263133
oklch(30.4% 0.015 209.9)
#263133 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) | #2F3033 | 0.015 |
| Deuteranopia (no green cones) | #2D2E33 | 0.015 |
| Tritanopia (no blue cones) | #223232 | 0.007 |
| Achromatopsia (no color) | #2F2F2F | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #263133
#263133
oklch(30.4% 0.015 209.9)
- #362C2A
#362C2A
oklch(30.4% 0.015 31.2)
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 #263133, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.036
- Onyx #343A40 ΔE 0.042
- Jet #212529 ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.049
- Oxford Blue #1B263B ΔE 0.049
- Dark #1B2431 ΔE 0.050
- Midnight Green #073B4C ΔE 0.051
Use #263133 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.