#02222F
Closest named color: Rich Black (#0D1B2A). oklch(23.6% 0.044 229.3), rgb(2, 34, 47).
Aa
White text reads best on this color (16.50:1).
About this color
#02222F is a very dark, muted teal or cyan. In OKLCH its lightness is 24%, its chroma 0.044 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.025 away. White text reads best on it, at 16.50:1.
| Hue family | Teals and cyans |
| Lightness | very dark (24%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.27:1 |
| White text | 16.50:1 |
Values
| HEX | #02222F |
| RGB | rgb(2, 34, 47) |
| HSL | hsl(197, 92%, 10%) |
| OKLCH | oklch(23.6% 0.044 229.3) |
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 #02222F | 16.50:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #02222F | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #02222F text on white | 16.50:1 | AAA | Lc 103.2 | Preferred for body text |
| #02222F text on black | 1.27:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF2
oklch(93.6% 0.015 229)
-
Step 200
200
#C6DDE9
oklch(88.4% 0.03 230.3)
-
Step 300
300
#9EC8DC
oklch(80.9% 0.053 228.6)
-
Step 400
400
#66ABCB
oklch(70.8% 0.084 229.5)
-
Step 500
500
#3295BD
oklch(63.1% 0.107 229.3)
-
Step 600
600
#007EA6
oklch(55.5% 0.11 229.3)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#0A485F
oklch(37.7% 0.07 229.3)
-
Step 950
950 (this color)
#02222F
oklch(23.6% 0.044 229.3)
#02222F 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) | #1B2130 | 0.031 |
| Deuteranopia (no green cones) | #151D2F | 0.026 |
| Tritanopia (no blue cones) | #002626 | 0.027 |
| Achromatopsia (no color) | #1F1F1F | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02222F
#02222F
oklch(23.6% 0.044 229.3)
- #2F170A
#2F170A
oklch(23.5% 0.045 48)
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 #02222F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.025
- Dark #1B2431 ΔE 0.032
- Oxford Blue #1B263B ΔE 0.041
- Jet #212529 ΔE 0.044
- Rich Navy #001219 ΔE 0.069
- Navy Blue #001146 ΔE 0.074
- Space Cadet #2B2D42 ΔE 0.077
- Gunmetal #293241 ΔE 0.083
Use #02222F 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.