#01791E
Closest named color: Tree Green (#2A7E19). oklch(50.1% 0.157 145), rgb(1, 121, 30).
Aa
White text reads best on this color (5.59:1).
About this color
#01791E is a medium-dark, vivid green. In OKLCH its lightness is 50%, its chroma 0.157 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.025 away. White text reads best on it, at 5.59:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.75:1 |
| White text | 5.59:1 |
Values
| HEX | #01791E |
| RGB | rgb(1, 121, 30) |
| HSL | hsl(135, 98%, 24%) |
| OKLCH | oklch(50.1% 0.157 145) |
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 #01791E | 5.59:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #01791E | 3.75:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #01791E text on white | 5.59:1 | AA | Lc 77.3 | Fine for body text |
| #01791E text on black | 3.75:1 | AA large text | Lc -24.5 | 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 700.
-
Step 50
50
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C9E1C8
oklch(88.5% 0.042 144.1)
-
Step 300
300
#A2CEA3
oklch(80.8% 0.076 145.4)
-
Step 400
400
#6DB470
oklch(70.6% 0.121 145.1)
-
Step 500
500
#40A149
oklch(63.1% 0.155 145.1)
-
Step 600
600
#118B28
oklch(55.5% 0.169 144.9)
-
Step 700
700 (this color)
#01791E
oklch(50.1% 0.157 145)
-
Step 800
800
#086019
oklch(42.7% 0.13 145)
-
Step 900
900
#154F1B
oklch(37.8% 0.102 144.8)
-
Step 950
950
#0E2E11
oklch(26.9% 0.064 145.2)
#01791E 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) | #7B6D0E | 0.116 |
| Deuteranopia (no green cones) | #706528 | 0.116 |
| Tritanopia (no blue cones) | #007667 | 0.097 |
| Achromatopsia (no color) | #686868 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01791E
#01791E
oklch(50.1% 0.157 145)
- #8E3C94
#8E3C94
oklch(50.1% 0.158 324.9)
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 #01791E, closest first.
No curated palette has a color within ΔE 0.04 of #01791E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.025
- Green #008000 ΔE 0.028
- Dark Grass Green #388004 ΔE 0.038
- Jungle Green #048243 ΔE 0.042
- Forest Green #228B22 ΔE 0.058
- Dark Green #006400 ΔE 0.066
- Emerald Green #028F1E ΔE 0.068
- Dark Olive Green #556B2F ΔE 0.078
Use #01791E 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.