#022021
Closest named color: Rich Black (#0D1B2A). oklch(22.2% 0.036 198), rgb(2, 32, 33).
Aa
White text reads best on this color (17.05:1).
About this color
#022021 is a very dark, muted teal or cyan. In OKLCH its lightness is 22%, its chroma 0.036 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.032 away. White text reads best on it, at 17.05:1.
| Hue family | Teals and cyans |
| Lightness | very dark (22%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.23:1 |
| White text | 17.05:1 |
Values
| HEX | #022021 |
| RGB | rgb(2, 32, 33) |
| HSL | hsl(182, 89%, 7%) |
| OKLCH | oklch(22.2% 0.036 198) |
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 #022021 | 17.05:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #022021 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #022021 text on white | 17.05:1 | AAA | Lc 103.8 | Preferred for body text |
| #022021 text on black | 1.23:1 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C8DEDF
oklch(88.5% 0.024 200.1)
-
Step 300
300
#A2C9CA
oklch(80.8% 0.041 198.3)
-
Step 400
400
#6CAEB0
oklch(70.8% 0.067 198.2)
-
Step 500
500
#3D999C
oklch(63% 0.086 198.2)
-
Step 600
600
#068487
oklch(55.7% 0.094 197.6)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800
#025B5D
oklch(42.8% 0.072 197.4)
-
Step 900
900
#134B4C
oklch(37.8% 0.056 196.8)
-
Step 950
950 (this color)
#022021
oklch(22.2% 0.036 198)
#022021 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) | #1D1E21 | 0.037 |
| Deuteranopia (no green cones) | #181A21 | 0.035 |
| Tritanopia (no blue cones) | #002220 | 0.009 |
| Achromatopsia (no color) | #1C1C1C | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #022021
#022021
oklch(22.2% 0.036 198)
- #291415
#291415
oklch(22.1% 0.035 17.2)
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 #022021, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.032
- Dark #1B2431 ΔE 0.048
- Jet #212529 ΔE 0.050
- Rich Navy #001219 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.063
- Almost Black #070D0D ΔE 0.074
- Dark Forest Green #002D04 ΔE 0.077
- Very Dark Green #062E03 ΔE 0.081
Use #022021 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.