#1AAF44
Closest named color: Shamrock (#01B44C). oklch(65.9% 0.189 147), rgb(26, 175, 68).
Aa
Black text reads best on this color (7.25:1).
About this color
#1AAF44 is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.189 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.014 away. Black text reads best on it, at 7.25:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.189) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.25:1 |
| White text | 2.89:1 |
Values
| HEX | #1AAF44 |
| RGB | rgb(26, 175, 68) |
| HSL | hsl(137, 74%, 39%) |
| OKLCH | oklch(65.9% 0.189 147) |
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 #1AAF44 | 2.89:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #1AAF44 | 7.25:1 | AAA | Lc 49.4 | Large or bold text, headings |
| #1AAF44 text on white | 2.89:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #1AAF44 text on black | 7.25:1 | AAA | Lc -47.2 | Large or bold text, headings |
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 500.
-
Step 50
50
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DFEFE0
oklch(93.6% 0.026 147.1)
-
Step 200
200
#C4E3C6
oklch(88.5% 0.051 146.9)
-
Step 300
300
#99D19E
oklch(80.9% 0.092 146.9)
-
Step 400
400
#59B968
oklch(70.8% 0.148 147.1)
-
Step 500
500 (this color)
#1AAF44
oklch(65.9% 0.189 147)
-
Step 600
600
#008B31
oklch(55.5% 0.165 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800
#00601F
oklch(42.6% 0.127 147)
-
Step 900
900
#005018
oklch(37.6% 0.112 146.9)
-
Step 950
950
#02300D
oklch(27% 0.077 147.1)
#1AAF44 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) | #B19E38 | 0.146 |
| Deuteranopia (no green cones) | #A2934D | 0.147 |
| Tritanopia (no blue cones) | #00AB98 | 0.112 |
| Achromatopsia (no color) | #989898 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1AAF44
#1AAF44
oklch(65.9% 0.189 147)
- #CC61CD
#CC61CD
oklch(66% 0.188 327.1)
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 #1AAF44, closest first.
No curated palette has a color within ΔE 0.04 of #1AAF44.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.014
- Medium Green #39AD48 ΔE 0.015
- Kelly Green #02AB2E ΔE 0.021
- Mid Green #50A747 ΔE 0.035
- Grass #5CAC2D ΔE 0.036
- Leafy Green #51B73B ΔE 0.040
- Leaf Green #5CA904 ΔE 0.042
- Cool Green #33B864 ΔE 0.042
Use #1AAF44 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.