#5AA866
Closest named color: Algae (#54AC68). oklch(66.4% 0.124 147.5), rgb(90, 168, 102).
Aa
Black text reads best on this color (7.22:1).
About this color
#5AA866 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.124 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.011 away. Black text reads best on it, at 7.22:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #5AA866 |
| RGB | rgb(90, 168, 102) |
| HSL | hsl(129, 31%, 51%) |
| OKLCH | oklch(66.4% 0.124 147.5) |
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 #5AA866 | 2.90:1 | Fails | Lc -60.5 | Content text, not long reading |
| Black text on #5AA866 | 7.22:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #5AA866 text on white | 2.90:1 | Fails | Lc 55.2 | Large or bold text, headings |
| #5AA866 text on black | 7.22:1 | AAA | Lc -46.6 | 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 500.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CBE0CD
oklch(88.6% 0.034 148)
-
Step 300
300
#A7CCAB
oklch(80.9% 0.061 148)
-
Step 400
400
#76B17D
oklch(70.6% 0.097 147.4)
-
Step 500
500 (this color)
#5AA866
oklch(66.4% 0.124 147.5)
-
Step 600
600
#2F8842
oklch(55.7% 0.135 147.5)
-
Step 700
700
#207333
oklch(49.1% 0.126 147.4)
-
Step 800
800
#1D5E2B
oklch(42.8% 0.105 147.5)
-
Step 900
900
#1F4D27
oklch(37.7% 0.081 147.4)
-
Step 950
950
#132D17
oklch(26.9% 0.052 147.4)
#5AA866 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) | #AA9C61 | 0.100 |
| Deuteranopia (no green cones) | #9E946A | 0.098 |
| Tritanopia (no blue cones) | #4DA597 | 0.071 |
| Achromatopsia (no color) | #979797 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5AA866
#5AA866
oklch(66.4% 0.124 147.5)
- #BC77BA
#BC77BA
oklch(66.5% 0.123 327.9)
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 #5AA866, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.011
- Off Green #6BA353 ΔE 0.024
- Dull Green #74A662 ΔE 0.026
- Seaweed Green #35AD6B ΔE 0.026
- Fern #63A950 ΔE 0.027
- Dark Seafoam Green #3EAF76 ΔE 0.027
- Muted Green #5FA052 ΔE 0.027
- Dark Pastel Green #56AE57 ΔE 0.029
Use #5AA866 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.