#222433
Closest named color: Dark (#1B2431). oklch(26.5% 0.028 278.4), rgb(34, 36, 51).
Aa
White text reads best on this color (15.34:1).
About this color
#222433 is a dark close to neutral grey. In OKLCH its lightness is 27%, its chroma 0.028. 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 15.34:1.
| Hue family | Neutrals |
| Lightness | dark (27%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.36:1 |
| White text | 15.34:1 |
Values
| HEX | #222433 |
| RGB | rgb(34, 36, 51) |
| HSL | hsl(233, 20%, 17%) |
| OKLCH | oklch(26.5% 0.028 278.4) |
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 #222433 | 15.34:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #222433 | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #222433 text on white | 15.34:1 | AAA | Lc 102.3 | Preferred for body text |
| #222433 text on black | 1.36:1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E6
oklch(88.5% 0.019 279.5)
-
Step 300
300
#BBBFD7
oklch(80.9% 0.034 278.1)
-
Step 400
400
#989EC2
oklch(70.7% 0.053 277.5)
-
Step 500
500
#8086B3
oklch(63.2% 0.068 278.4)
-
Step 600
600
#696F9F
oklch(55.6% 0.075 278.2)
-
Step 700
700
#585D88
oklch(49.2% 0.069 278.4)
-
Step 800
800
#484C6E
oklch(42.8% 0.057 278.5)
-
Step 900
900
#3C3F59
oklch(37.6% 0.045 278.9)
-
Step 950
950 (this color)
#222433
oklch(26.5% 0.028 278.4)
#222433 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) | #202634 | 0.007 |
| Deuteranopia (no green cones) | #1F2433 | 0.005 |
| Tritanopia (no blue cones) | #1E2729 | 0.026 |
| Achromatopsia (no color) | #252525 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #222433
#222433
oklch(26.5% 0.028 278.4)
- #292615
#292615
oklch(26.7% 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 #222433, 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 0.017
- Jet #212529 ΔE 0.021
- Space Cadet #2B2D42 ΔE 0.041
- Rich Black #0D1B2A ΔE 0.050
- Gunmetal #293241 ΔE 0.051
- Prussian Blue #1D3557 ΔE 0.076
- Midnight Green #073B4C ΔE 0.079
Use #222433 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.