#55B645
Closest named color: Leafy Green (#51B73B). oklch(69.3% 0.177 140.9), rgb(85, 182, 69).
Aa
Black text reads best on this color (8.16:1).
About this color
#55B645 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.177 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.011 away. Black text reads best on it, at 8.16:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 8.16:1 |
| White text | 2.57:1 |
Values
| HEX | #55B645 |
| RGB | rgb(85, 182, 69) |
| HSL | hsl(112, 45%, 49%) |
| OKLCH | oklch(69.3% 0.177 140.9) |
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 #55B645 | 2.57:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #55B645 | 8.16:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #55B645 text on white | 2.57:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #55B645 text on black | 8.16:1 | AAA | Lc -51.9 | 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
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DFF0DC
oklch(93.7% 0.032 141)
-
Step 200
200
#C4E4BE
oklch(88.6% 0.061 140.7)
-
Step 300
300
#99D38F
oklch(81% 0.111 140.9)
-
Step 400
400 (this color)
#55B645
oklch(69.3% 0.177 140.9)
-
Step 500
500
#26A500
oklch(63% 0.207 141)
-
Step 600
600
#1F8B00
oklch(55.6% 0.182 140.9)
-
Step 700
700
#187500
oklch(49.1% 0.161 141)
-
Step 800
800
#126000
oklch(42.7% 0.14 141)
-
Step 900
900
#0D5000
oklch(37.6% 0.124 141)
-
Step 950
950
#053000
oklch(27% 0.089 141)
#55B645 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) | #BBA738 | 0.123 |
| Deuteranopia (no green cones) | #AE9E4E | 0.123 |
| Tritanopia (no blue cones) | #49B19E | 0.116 |
| Achromatopsia (no color) | #A1A1A1 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55B645
#55B645
oklch(69.3% 0.177 140.9)
- #CD73DE
#CD73DE
oklch(69.5% 0.176 321.1)
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 #55B645, closest first.
No curated palette has a color within ΔE 0.04 of #55B645.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.011
- Grass #5CAC2D ΔE 0.029
- Cool Green #33B864 ΔE 0.032
- Dark Pastel Green #56AE57 ΔE 0.033
- Turtle Green #75B84F ΔE 0.034
- Medium Green #39AD48 ΔE 0.035
- Shamrock #01B44C ΔE 0.036
- Leaf #71AA34 ΔE 0.037
Use #55B645 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.