#59A623
Closest named color: Leaf Green (#5CA904). oklch(65.1% 0.177 135.8), rgb(89, 166, 35).
Aa
Black text reads best on this color (6.90:1).
About this color
#59A623 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.177 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.015 away. Black text reads best on it, at 6.90:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 6.90:1 |
| White text | 3.04:1 |
Values
| HEX | #59A623 |
| RGB | rgb(89, 166, 35) |
| HSL | hsl(95, 65%, 39%) |
| OKLCH | oklch(65.1% 0.177 135.8) |
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 #59A623 | 3.04:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #59A623 | 6.90:1 | AA | Lc 47.1 | Large or bold text, headings |
| #59A623 text on white | 3.04:1 | AA large text | Lc 56.9 | Large or bold text, headings |
| #59A623 text on black | 6.90:1 | AA | Lc -44.8 | Non-text elements, placeholder text |
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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDD
oklch(93.6% 0.025 134.3)
-
Step 200
200
#CBE1C1
oklch(88.5% 0.049 135.8)
-
Step 300
300
#A8CE96
oklch(81% 0.087 135.8)
-
Step 400
400
#78B458
oklch(70.8% 0.139 135.8)
-
Step 500
500 (this color)
#59A623
oklch(65.1% 0.177 135.8)
-
Step 600
600
#418700
oklch(55.5% 0.165 135.8)
-
Step 700
700
#367200
oklch(49.2% 0.146 135.8)
-
Step 800
800
#2B5D00
oklch(42.6% 0.126 135.7)
-
Step 900
900
#234E00
oklch(37.8% 0.112 135.7)
-
Step 950
950
#142E04
oklch(27% 0.074 136)
#59A623 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) | #AC9800 | 0.107 |
| Deuteranopia (no green cones) | #A29132 | 0.109 |
| Tritanopia (no blue cones) | #56A08E | 0.127 |
| Achromatopsia (no color) | #949494 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59A623
#59A623
oklch(65.1% 0.177 135.8)
- #B868D7
#B868D7
oklch(65.1% 0.177 315.8)
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 #59A623, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.015
- Grass #5CAC2D ΔE 0.018
- Mid Green #50A747 ΔE 0.026
- Medium Green #39AD48 ΔE 0.031
- Leaf #71AA34 ΔE 0.032
- Grassy Green #419C03 ΔE 0.040
- Fern #63A950 ΔE 0.040
- Kelly Green #02AB2E ΔE 0.040
Use #59A623 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.