#59B227
Closest named color: Leafy Green (#51B73B). oklch(68.2% 0.19 137.1), rgb(89, 178, 39).
Aa
Black text reads best on this color (7.82:1).
About this color
#59B227 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.190 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.016 away. Black text reads best on it, at 7.82:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #59B227 |
| RGB | rgb(89, 178, 39) |
| HSL | hsl(98, 64%, 43%) |
| OKLCH | oklch(68.2% 0.19 137.1) |
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 #59B227 | 2.68:1 | Fails | Lc -57.0 | Large or bold text, headings |
| Black text on #59B227 | 7.82:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #59B227 text on white | 2.68:1 | Fails | Lc 51.8 | Large or bold text, headings |
| #59B227 text on black | 7.82:1 | AAA | Lc -50.1 | 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
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#DFF0D9
oklch(93.6% 0.035 137.5)
-
Step 200
200
#C5E4B9
oklch(88.5% 0.066 137)
-
Step 300
300
#9CD386
oklch(81% 0.119 137.1)
-
Step 400
400 (this color)
#59B227
oklch(68.2% 0.19 137.1)
-
Step 500
500
#48A200
oklch(63.2% 0.192 137)
-
Step 600
600
#3B8800
oklch(55.6% 0.169 137.1)
-
Step 700
700
#317200
oklch(49% 0.148 136.9)
-
Step 800
800
#275E00
oklch(42.7% 0.129 137)
-
Step 900
900
#1F4E00
oklch(37.6% 0.114 137)
-
Step 950
950
#102F00
oklch(27.1% 0.082 137)
#59B227 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) | #B8A200 | 0.119 |
| Deuteranopia (no green cones) | #AD9B37 | 0.121 |
| Tritanopia (no blue cones) | #54AB98 | 0.134 |
| Achromatopsia (no color) | #9E9E9E | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59B227
#59B227
oklch(68.2% 0.19 137.1)
- #C76DE5
#C76DE5
oklch(68.3% 0.19 317.1)
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 #59B227, closest first.
No curated palette has a color within ΔE 0.04 of #59B227.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.016
- Grass #5CAC2D ΔE 0.018
- Leaf Green #5CA904 ΔE 0.025
- Frog Green #58BC08 ΔE 0.033
- Leaf #71AA34 ΔE 0.035
- Medium Green #39AD48 ΔE 0.037
- Shamrock #01B44C ΔE 0.040
- Dark Pastel Green #56AE57 ΔE 0.045
Use #59B227 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.