#222333
Closest named color: Dark (#1B2431). oklch(26.3% 0.03 281.3), rgb(34, 35, 51).
Aa
White text reads best on this color (15.48:1).
About this color
#222333 is a dark close to neutral grey. In OKLCH its lightness is 26%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.013 away. White text reads best on it, at 15.48:1.
| Hue family | Neutrals |
| Lightness | dark (26%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.35:1 |
| White text | 15.48:1 |
Values
| HEX | #222333 |
| RGB | rgb(34, 35, 51) |
| HSL | hsl(236, 20%, 17%) |
| OKLCH | oklch(26.3% 0.03 281.3) |
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 #222333 | 15.48:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #222333 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #222333 text on white | 15.48:1 | AAA | Lc 102.4 | Preferred for body text |
| #222333 text on black | 1.35:1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D6D8E6
oklch(88.5% 0.019 279.5)
-
Step 300
300
#BCBED8
oklch(80.8% 0.037 282.1)
-
Step 400
400
#9A9DC4
oklch(70.7% 0.057 281.4)
-
Step 500
500
#8285B5
oklch(63.2% 0.072 281.3)
-
Step 600
600
#6B6EA1
oklch(55.7% 0.079 280.9)
-
Step 700
700
#595C89
oklch(49.1% 0.072 280.5)
-
Step 800
800
#494B70
oklch(42.7% 0.061 281.1)
-
Step 900
900
#3D3F5A
oklch(37.8% 0.046 280.7)
-
Step 950
950 (this color)
#222333
oklch(26.3% 0.03 281.3)
#222333 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) | #1F2534 | 0.008 |
| Deuteranopia (no green cones) | #1E2433 | 0.007 |
| Tritanopia (no blue cones) | #1E2629 | 0.026 |
| Achromatopsia (no color) | #242424 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #222333
#222333
oklch(26.3% 0.03 281.3)
- #282514
#282514
oklch(26.3% 0.029 99.5)
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 #222333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.013
- Oxford Blue #1B263B ΔE 0.018
- Jet #212529 ΔE 0.023
- Space Cadet #2B2D42 ΔE 0.043
- Rich Black #0D1B2A ΔE 0.048
- Gunmetal #293241 ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.078
- Dark Brown #341C02 ΔE 0.081
Use #222333 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.