#28A548
Closest named color: Medium Green (#39AD48). oklch(63.5% 0.17 147.5), rgb(40, 165, 72).
Aa
Black text reads best on this color (6.56:1).
About this color
#28A548 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.170 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.027 away. Black text reads best on it, at 6.56:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 6.56:1 |
| White text | 3.19:1 |
Values
| HEX | #28A548 |
| RGB | rgb(40, 165, 72) |
| HSL | hsl(135, 61%, 40%) |
| OKLCH | oklch(63.5% 0.17 147.5) |
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 #28A548 | 3.19:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #28A548 | 6.56:1 | AA | Lc 45.4 | Large or bold text, headings |
| #28A548 text on white | 3.19:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #28A548 text on black | 6.56:1 | AA | Lc -43.0 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE1
oklch(93.7% 0.024 147.3)
-
Step 200
200
#C6E2C8
oklch(88.5% 0.046 147.2)
-
Step 300
300
#9DD0A2
oklch(81% 0.083 147.3)
-
Step 400
400
#62B76F
oklch(70.8% 0.133 147.4)
-
Step 500
500 (this color)
#28A548
oklch(63.5% 0.17 147.5)
-
Step 600
600
#008B33
oklch(55.5% 0.163 147.4)
-
Step 700
700
#00752A
oklch(49% 0.144 147.5)
-
Step 800
800
#006021
oklch(42.6% 0.125 147.5)
-
Step 900
900
#00501A
oklch(37.6% 0.11 147.5)
-
Step 950
950
#072F10
oklch(26.9% 0.07 147.3)
#28A548 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) | #A7963F | 0.134 |
| Deuteranopia (no green cones) | #998C4F | 0.133 |
| Tritanopia (no blue cones) | #00A190 | 0.100 |
| Achromatopsia (no color) | #909090 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28A548
#28A548
oklch(63.5% 0.17 147.5)
- #BF60BF
#BF60BF
oklch(63.6% 0.17 327.3)
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 #28A548, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.027
- Mid Green #50A747 ΔE 0.027
- Kelly Green #02AB2E ΔE 0.035
- Grass Green #3F9B0B ΔE 0.041
- Grassy Green #419C03 ΔE 0.041
- Shamrock #01B44C ΔE 0.043
- Jade Green #2BAF6A ΔE 0.044
- Seaweed Green #35AD6B ΔE 0.045
Use #28A548 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.