#1ABF59
Closest named color: Shamrock Green (#02C14D). oklch(70.5% 0.19 149.5), rgb(26, 191, 89).
Aa
Black text reads best on this color (8.64:1).
About this color
#1ABF59 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.190 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock Green (#02C14D), ΔE 0.016 away. Black text reads best on it, at 8.64:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Shamrock Green (#02C14D) |
| Black text | 8.64:1 |
| White text | 2.43:1 |
Values
| HEX | #1ABF59 |
| RGB | rgb(26, 191, 89) |
| HSL | hsl(143, 76%, 43%) |
| OKLCH | oklch(70.5% 0.19 149.5) |
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 #1ABF59 | 2.43:1 | Fails | Lc -52.2 | Large or bold text, headings |
| Black text on #1ABF59 | 8.64:1 | AAA | Lc 56.8 | Large or bold text, headings |
| #1ABF59 text on white | 2.43:1 | Fails | Lc 47.2 | Large or bold text, headings |
| #1ABF59 text on black | 8.64:1 | AAA | Lc -54.8 | 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 400.
-
Step 50
50
#EEF9F0
oklch(97.1% 0.017 151.1)
-
Step 100
100
#DBF1DE
oklch(93.7% 0.034 149.3)
-
Step 200
200
#BBE6C2
oklch(88.5% 0.066 149.6)
-
Step 300
300
#87D697
oklch(80.9% 0.118 149.6)
-
Step 400
400 (this color)
#1ABF59
oklch(70.5% 0.19 149.5)
-
Step 500
500
#00A549
oklch(63.1% 0.176 149.5)
-
Step 600
600
#008B3C
oklch(55.6% 0.155 149.4)
-
Step 700
700
#007532
oklch(49.1% 0.137 149.6)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#005020
oklch(37.7% 0.105 149.6)
-
Step 950
950
#003010
oklch(27% 0.075 149.4)
#1ABF59 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) | #C0AE50 | 0.154 |
| Deuteranopia (no green cones) | #AFA161 | 0.154 |
| Tritanopia (no blue cones) | #00BBA8 | 0.108 |
| Achromatopsia (no color) | #A6A6A6 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1ABF59
#1ABF59
oklch(70.5% 0.19 149.5)
- #DF6DD8
#DF6DD8
oklch(70.5% 0.191 329.7)
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 #1ABF59, closest first.
No curated palette has a color within ΔE 0.04 of #1ABF59.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock Green #02C14D ΔE 0.016
- Algae Green #21C36F ΔE 0.026
- Cool Green #33B864 ΔE 0.028
- Dark Mint Green #20C073 ΔE 0.030
- Leafy Green #51B73B ΔE 0.032
- Shamrock #01B44C ΔE 0.033
- Dark Mint #48C072 ΔE 0.039
- Medium Green #39AD48 ΔE 0.049
Use #1ABF59 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.