#022128
Closest named color: Rich Black (#0D1B2A). oklch(22.9% 0.038 215.7), rgb(2, 33, 40).
Aa
White text reads best on this color (16.78:1).
About this color
#022128 is a very dark, muted teal or cyan. In OKLCH its lightness is 23%, its chroma 0.038 and its hue 216°. 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 16.78:1.
| Hue family | Teals and cyans |
| Lightness | very dark (23%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.25:1 |
| White text | 16.78:1 |
Values
| HEX | #022128 |
| RGB | rgb(2, 33, 40) |
| HSL | hsl(191, 90%, 8%) |
| OKLCH | oklch(22.9% 0.038 215.7) |
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 #022128 | 16.78:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #022128 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #022128 text on white | 16.78:1 | AAA | Lc 103.5 | Preferred for body text |
| #022128 text on black | 1.25:1 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE4
oklch(88.5% 0.026 215.2)
-
Step 300
300
#A0C9D3
oklch(81% 0.046 214.2)
-
Step 400
400
#69ACBD
oklch(70.6% 0.072 215.8)
-
Step 500
500
#3897AD
oklch(63% 0.093 216.1)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006D80
oklch(49.2% 0.087 215.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#0F4956
oklch(37.6% 0.06 216.6)
-
Step 950
950 (this color)
#022128
oklch(22.9% 0.038 215.7)
#022128 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) | #1C2028 | 0.033 |
| Deuteranopia (no green cones) | #171C28 | 0.030 |
| Tritanopia (no blue cones) | #002423 | 0.017 |
| Achromatopsia (no color) | #1D1D1D | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #022128
#022128
oklch(22.9% 0.038 215.7)
- #2C1610
#2C1610
oklch(22.9% 0.038 36.1)
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 #022128, 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 0.039
- Jet #212529 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.052
- Rich Navy #001219 ΔE 0.060
- Almost Black #070D0D ΔE 0.082
- Navy Blue #001146 ΔE 0.083
- Dark Forest Green #002D04 ΔE 0.085
Use #022128 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.