#28A55A
Closest named color: Seaweed Green (#35AD6B). oklch(63.8% 0.154 151.9), rgb(40, 165, 90).
Aa
Black text reads best on this color (6.61:1).
About this color
#28A55A is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.154 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed Green (#35AD6B), ΔE 0.030 away. Black text reads best on it, at 6.61:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Seaweed Green (#35AD6B) |
| Black text | 6.61:1 |
| White text | 3.17:1 |
Values
| HEX | #28A55A |
| RGB | rgb(40, 165, 90) |
| HSL | hsl(144, 61%, 40%) |
| OKLCH | oklch(63.8% 0.154 151.9) |
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 #28A55A | 3.17:1 | AA large text | Lc -63.8 | Content text, not long reading |
| Black text on #28A55A | 6.61:1 | AA | Lc 45.7 | Large or bold text, headings |
| #28A55A text on white | 3.17:1 | AA large text | Lc 58.4 | Large or bold text, headings |
| #28A55A text on black | 6.61:1 | AA | Lc -43.3 | Non-text elements, placeholder text |
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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C6E2CC
oklch(88.6% 0.042 151.8)
-
Step 300
300
#9DCFA9
oklch(80.9% 0.075 151.8)
-
Step 400
400
#61B67B
oklch(70.7% 0.12 152.1)
-
Step 500
500 (this color)
#28A55A
oklch(63.8% 0.154 151.9)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007539
oklch(49.2% 0.13 151.8)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#072F16
oklch(27% 0.063 151.7)
#28A55A 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) | #A59754 | 0.130 |
| Deuteranopia (no green cones) | #978C5F | 0.129 |
| Tritanopia (no blue cones) | #00A293 | 0.082 |
| Achromatopsia (no color) | #909090 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28A55A
#28A55A
oklch(63.8% 0.154 151.9)
- #C064B5
#C064B5
oklch(63.8% 0.155 331.8)
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 #28A55A, closest first.
No curated palette has a color within ΔE 0.04 of #28A55A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed Green #35AD6B ΔE 0.030
- Mid Green #50A747 ΔE 0.031
- Jade Green #2BAF6A ΔE 0.031
- Jade #1FA774 ΔE 0.032
- Medium Green #39AD48 ΔE 0.036
- Muted Green #5FA052 ΔE 0.038
- Algae #54AC68 ΔE 0.042
- Dark Pastel Green #56AE57 ΔE 0.043
Use #28A55A 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.