#55AE5F
Closest named color: Dark Pastel Green (#56AE57). oklch(67.6% 0.143 146.1), rgb(85, 174, 95).
Aa
Black text reads best on this color (7.60:1).
About this color
#55AE5F is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.143 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Pastel Green (#56AE57), ΔE 0.009 away. Black text reads best on it, at 7.60:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Dark Pastel Green (#56AE57) |
| Black text | 7.60:1 |
| White text | 2.76:1 |
Values
| HEX | #55AE5F |
| RGB | rgb(85, 174, 95) |
| HSL | hsl(127, 35%, 51%) |
| OKLCH | oklch(67.6% 0.143 146.1) |
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 #55AE5F | 2.76:1 | Fails | Lc -58.3 | Large or bold text, headings |
| Black text on #55AE5F | 7.60:1 | AAA | Lc 51.0 | Large or bold text, headings |
| #55AE5F text on white | 2.76:1 | Fails | Lc 53.1 | Large or bold text, headings |
| #55AE5F text on black | 7.60:1 | AAA | Lc -48.8 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#DFEFE0
oklch(93.6% 0.026 147.1)
-
Step 200
200
#C5E2C6
oklch(88.4% 0.049 146.1)
-
Step 300
300
#9BD19E
oklch(81% 0.09 146.1)
-
Step 400
400 (this color)
#55AE5F
oklch(67.6% 0.143 146.1)
-
Step 500
500
#1DA53C
oklch(63.2% 0.183 146.1)
-
Step 600
600
#008C2B
oklch(55.7% 0.17 146)
-
Step 700
700
#007623
oklch(49.2% 0.15 146)
-
Step 800
800
#00601B
oklch(42.6% 0.13 146.1)
-
Step 900
900
#005115
oklch(37.8% 0.116 146)
-
Step 950
950
#05300D
oklch(27.1% 0.076 146.1)
#55AE5F 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) | #B0A159 | 0.110 |
| Deuteranopia (no green cones) | #A49864 | 0.110 |
| Tritanopia (no blue cones) | #46AA9B | 0.086 |
| Achromatopsia (no color) | #9C9C9C | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55AE5F
#55AE5F
oklch(67.6% 0.143 146.1)
- #C476C6
#C476C6
oklch(67.8% 0.142 326.1)
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 #55AE5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pastel Green #56AE57 ΔE 0.009
- Algae #54AC68 ΔE 0.014
- Fern #63A950 ΔE 0.019
- Boring Green #63B365 ΔE 0.021
- Medium Sea Green #3CB371 ΔE 0.024
- Seaweed Green #35AD6B ΔE 0.024
- Jade Green #2BAF6A ΔE 0.026
- Dark Seafoam Green #3EAF76 ΔE 0.029
Use #55AE5F 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.