#021604
Closest named color: Almost Black (#070D0D). oklch(17.6% 0.048 145.9), rgb(2, 22, 4).
Aa
White text reads best on this color (18.76:1).
About this color
#021604 is a very dark, muted green. In OKLCH its lightness is 18%, its chroma 0.048 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.048 away. White text reads best on it, at 18.76:1.
| Hue family | Greens |
| Lightness | very dark (18%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.11:1 |
| White text | 18.76:1 |
Values
| HEX | #021604 |
| RGB | rgb(2, 22, 4) |
| HSL | hsl(126, 83%, 5%) |
| OKLCH | oklch(17.6% 0.048 145.9) |
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 #021604 | 18.76:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #021604 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #021604 text on white | 18.76:1 | AAA | Lc 105.2 | Preferred for body text |
| #021604 text on black | 1.11:1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CDDFCD
oklch(88.5% 0.031 145.3)
-
Step 300
300
#AACBAB
oklch(80.9% 0.057 145.8)
-
Step 400
400
#7CB07F
oklch(70.7% 0.09 146)
-
Step 500
500
#589C5E
oklch(63.1% 0.115 146)
-
Step 600
600
#3A8643
oklch(55.5% 0.126 145.9)
-
Step 700
700
#2C7235
oklch(49.2% 0.117 145.9)
-
Step 800
800
#265D2C
oklch(42.8% 0.098 145.7)
-
Step 900
900
#244C28
oklch(37.7% 0.075 146)
-
Step 950
950 (this color)
#021604
oklch(17.6% 0.048 145.9)
#021604 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) | #161303 | 0.035 |
| Deuteranopia (no green cones) | #141105 | 0.037 |
| Tritanopia (no blue cones) | #001512 | 0.030 |
| Achromatopsia (no color) | #121212 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #021604
#021604
oklch(17.6% 0.048 145.9)
- #1B081C
#1B081C
oklch(17.6% 0.048 325.5)
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 #021604, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.048
- Rich Navy #001219 ΔE 0.051
- Rich Black #0D1B2A ΔE 0.078
- Very Dark Brown #1D0200 ΔE 0.088
- Dark Forest Green #002D04 ΔE 0.089
- Very Dark Green #062E03 ΔE 0.094
- Jet #212529 ΔE 0.099
- Dark Brown #341C02 ΔE 0.102
Use #021604 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.