#59B03D
Closest named color: Grass (#5CAC2D). oklch(67.9% 0.173 139), rgb(89, 176, 61).
Aa
Black text reads best on this color (7.70:1).
About this color
#59B03D is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.173 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.014 away. Black text reads best on it, at 7.70:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.70:1 |
| White text | 2.72:1 |
Values
| HEX | #59B03D |
| RGB | rgb(89, 176, 61) |
| HSL | hsl(105, 49%, 46%) |
| OKLCH | oklch(67.9% 0.173 139) |
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 #59B03D | 2.72:1 | Fails | Lc -57.7 | Large or bold text, headings |
| Black text on #59B03D | 7.70:1 | AAA | Lc 51.5 | Large or bold text, headings |
| #59B03D text on white | 2.72:1 | Fails | Lc 52.5 | Large or bold text, headings |
| #59B03D text on black | 7.70:1 | AAA | Lc -49.4 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDB
oklch(93.5% 0.031 137.8)
-
Step 200
200
#C6E3BD
oklch(88.5% 0.06 138.3)
-
Step 300
300
#9DD28E
oklch(81% 0.108 138.9)
-
Step 400
400 (this color)
#59B03D
oklch(67.9% 0.173 139)
-
Step 500
500
#3BA400
oklch(63.2% 0.199 139)
-
Step 600
600
#308A00
oklch(55.7% 0.176 139)
-
Step 700
700
#277400
oklch(49.2% 0.155 139)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#184F00
oklch(37.6% 0.119 139)
-
Step 950
950
#0B2F00
oklch(26.9% 0.085 139)
#59B03D 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) | #B5A12E | 0.115 |
| Deuteranopia (no green cones) | #AA9A47 | 0.115 |
| Tritanopia (no blue cones) | #52AA98 | 0.118 |
| Achromatopsia (no color) | #9D9D9D | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59B03D
#59B03D
oklch(67.9% 0.173 139)
- #C470DB
#C470DB
oklch(67.8% 0.174 318.7)
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 #59B03D, closest first.
No curated palette has a color within ΔE 0.04 of #59B03D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.014
- Leafy Green #51B73B ΔE 0.021
- Leaf #71AA34 ΔE 0.025
- Medium Green #39AD48 ΔE 0.026
- Dark Pastel Green #56AE57 ΔE 0.027
- Leaf Green #5CA904 ΔE 0.029
- Mid Green #50A747 ΔE 0.031
- Fern #63A950 ΔE 0.033
Use #59B03D 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.