#021C22
Closest named color: Rich Black (#0D1B2A). oklch(20.9% 0.034 215.2), rgb(2, 28, 34).
Aa
White text reads best on this color (17.62:1).
About this color
#021C22 is a very dark, muted teal or cyan. In OKLCH its lightness is 21%, its chroma 0.034 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.023 away. White text reads best on it, at 17.62:1.
| Hue family | Teals and cyans |
| Lightness | very dark (21%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.62:1 |
Values
| HEX | #021C22 |
| RGB | rgb(2, 28, 34) |
| HSL | hsl(191, 89%, 7%) |
| OKLCH | oklch(20.9% 0.034 215.2) |
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 #021C22 | 17.62:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #021C22 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #021C22 text on white | 17.62:1 | AAA | Lc 104.3 | Preferred for body text |
| #021C22 text on black | 1.19:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300
#A4C8D1
oklch(81% 0.04 214.6)
-
Step 400
400
#70ABBA
oklch(70.6% 0.065 215.5)
-
Step 500
500
#4596A9
oklch(63% 0.083 215.4)
-
Step 600
600
#1E8094
oklch(55.5% 0.09 215.2)
-
Step 700
700
#0B6C7F
oklch(49% 0.084 216.1)
-
Step 800
800
#115867
oklch(42.6% 0.07 215.9)
-
Step 900
900
#184954
oklch(37.8% 0.055 215.3)
-
Step 950
950 (this color)
#021C22
oklch(20.9% 0.034 215.2)
#021C22 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) | #181B22 | 0.031 |
| Deuteranopia (no green cones) | #131722 | 0.028 |
| Tritanopia (no blue cones) | #001E1E | 0.013 |
| Achromatopsia (no color) | #191919 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #021C22
#021C22
oklch(20.9% 0.034 215.2)
- #26120D
#26120D
oklch(21% 0.035 34.9)
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 #021C22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.023
- Rich Navy #001219 ΔE 0.041
- Dark #1B2431 ΔE 0.054
- Jet #212529 ΔE 0.059
- Almost Black #070D0D ΔE 0.062
- Oxford Blue #1B263B ΔE 0.068
- Navy Blue #001146 ΔE 0.083
- Dark Navy #000435 ΔE 0.092
Use #021C22 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.