#55AE1D
Closest named color: Leaf Green (#5CA904). oklch(66.9% 0.191 136.8), rgb(85, 174, 29).
Aa
Black text reads best on this color (7.45:1).
About this color
#55AE1D is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.191 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.014 away. Black text reads best on it, at 7.45:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.191) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 7.45:1 |
| White text | 2.81:1 |
Values
| HEX | #55AE1D |
| RGB | rgb(85, 174, 29) |
| HSL | hsl(97, 71%, 40%) |
| OKLCH | oklch(66.9% 0.191 136.8) |
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 #55AE1D | 2.81:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #55AE1D | 7.45:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #55AE1D text on white | 2.81:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #55AE1D text on black | 7.45:1 | AAA | Lc -48.1 | 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
#9CD385
oklch(81% 0.12 136.8)
-
Step 400
400 (this color)
#55AE1D
oklch(66.9% 0.191 136.8)
-
Step 500
500
#49A200
oklch(63.2% 0.191 136.9)
-
Step 600
600
#3C8800
oklch(55.6% 0.168 136.9)
-
Step 700
700
#327200
oklch(49% 0.148 136.7)
-
Step 800
800
#275E00
oklch(42.7% 0.129 137)
-
Step 900
900
#204E00
oklch(37.6% 0.113 136.7)
-
Step 950
950
#102F00
oklch(27.1% 0.082 137)
#55AE1D 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) | #B49F00 | 0.119 |
| Deuteranopia (no green cones) | #A99730 | 0.121 |
| Tritanopia (no blue cones) | #50A794 | 0.136 |
| Achromatopsia (no color) | #9A9A9A | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55AE1D
#55AE1D
oklch(66.9% 0.191 136.8)
- #C369E1
#C369E1
oklch(67% 0.19 317)
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 #55AE1D, closest first.
No curated palette has a color within ΔE 0.04 of #55AE1D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.014
- Grass #5CAC2D ΔE 0.014
- Leafy Green #51B73B ΔE 0.027
- Medium Green #39AD48 ΔE 0.033
- Leaf #71AA34 ΔE 0.036
- Kelly Green #02AB2E ΔE 0.039
- Shamrock #01B44C ΔE 0.039
- Mid Green #50A747 ΔE 0.041
Use #55AE1D 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.