#001C03
Closest named color: Dark Forest Green (#002D04). oklch(19.7% 0.061 145.5), rgb(0, 28, 3).
Aa
White text reads best on this color (17.98:1).
About this color
#001C03 is a very dark, muted green. In OKLCH its lightness is 20%, its chroma 0.061 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.065 away. White text reads best on it, at 17.98:1.
| Hue family | Greens |
| Lightness | very dark (20%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.16:1 |
| White text | 17.98:1 |
Values
| HEX | #001C03 |
| RGB | rgb(0, 28, 3) |
| HSL | hsl(126, 100%, 5%) |
| OKLCH | oklch(19.7% 0.061 145.5) |
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 #001C03 | 17.98:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #001C03 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #001C03 text on white | 17.98:1 | AAA | Lc 104.5 | Preferred for body text |
| #001C03 text on black | 1.16:1 | 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
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#C9E1C9
oklch(88.5% 0.041 145.2)
-
Step 300
300
#A4CEA5
oklch(81% 0.072 145.5)
-
Step 400
400
#70B473
oklch(70.8% 0.116 145.2)
-
Step 500
500
#44A04E
oklch(63% 0.147 145.6)
-
Step 600
600
#1B8A2F
oklch(55.5% 0.161 145.4)
-
Step 700
700
#077522
oklch(49% 0.149 145.5)
-
Step 800
800
#0F601E
oklch(42.8% 0.124 145.5)
-
Step 900
900
#184E1E
oklch(37.6% 0.096 145.2)
-
Step 950
950 (this color)
#001C03
oklch(19.7% 0.061 145.5)
#001C03 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) | #1D1801 | 0.046 |
| Deuteranopia (no green cones) | #191605 | 0.045 |
| Tritanopia (no blue cones) | #001B17 | 0.039 |
| Achromatopsia (no color) | #171717 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #001C03
#001C03
oklch(19.7% 0.061 145.5)
- #230924
#230924
oklch(19.7% 0.062 326.1)
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 #001C03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.065
- Rich Navy #001219 ΔE 0.068
- Very Dark Green #062E03 ΔE 0.070
- Almost Black #070D0D ΔE 0.071
- Rich Black #0D1B2A ΔE 0.081
- Jet #212529 ΔE 0.091
- Dark Brown #341C02 ΔE 0.094
- Dark #1B2431 ΔE 0.097
Use #001C03 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.