#01822F
Closest named color: Tree Green (#2A7E19). oklch(52.9% 0.155 147.4), rgb(1, 130, 47).
Aa
White text reads best on this color (4.95:1).
About this color
#01822F is a medium-dark, vivid green. In OKLCH its lightness is 53%, its chroma 0.155 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.019 away. White text reads best on it, at 4.95:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.23:1 |
| White text | 4.95:1 |
Values
| HEX | #01822F |
| RGB | rgb(1, 130, 47) |
| HSL | hsl(141, 98%, 26%) |
| OKLCH | oklch(52.9% 0.155 147.4) |
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 #01822F | 4.95:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #01822F | 4.23:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #01822F text on white | 4.95:1 | AA | Lc 73.6 | Content text, not long reading |
| #01822F text on black | 4.23:1 | AA large text | Lc -28.1 | Dividers and decoration only |
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 600.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C9E1CB
oklch(88.6% 0.039 147.6)
-
Step 300
300
#A3CDA7
oklch(80.8% 0.069 147.5)
-
Step 400
400
#6FB478
oklch(70.8% 0.112 147.4)
-
Step 500
500
#42A054
oklch(63.1% 0.143 147.5)
-
Step 600
600 (this color)
#01822F
oklch(52.9% 0.155 147.4)
-
Step 700
700
#007529
oklch(49% 0.144 147.3)
-
Step 800
800
#0C6024
oklch(42.8% 0.12 147.4)
-
Step 900
900
#164E22
oklch(37.6% 0.093 147.4)
-
Step 950
950
#0F2E15
oklch(27% 0.059 147.8)
#01822F 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) | #847526 | 0.122 |
| Deuteranopia (no green cones) | #776D36 | 0.119 |
| Tritanopia (no blue cones) | #007F70 | 0.092 |
| Achromatopsia (no color) | #707070 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01822F
#01822F
oklch(52.9% 0.155 147.4)
- #984499
#984499
oklch(52.8% 0.156 327.1)
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 #01822F, closest first.
No curated palette has a color within ΔE 0.04 of #01822F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.019
- Jungle Green #048243 ΔE 0.023
- Green #008000 ΔE 0.027
- Dark Grass Green #388004 ΔE 0.029
- Forest Green #228B22 ΔE 0.034
- Emerald Green #028F1E ΔE 0.045
- Kelley Green #009337 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.057
Use #01822F 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.