#28AF78
Closest named color: Bluey Green (#2BB179). oklch(67.1% 0.139 160.5), rgb(40, 175, 120).
Aa
Black text reads best on this color (7.49:1).
About this color
#28AF78 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.139 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.006 away. Black text reads best on it, at 7.49:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.49:1 |
| White text | 2.80:1 |
Values
| HEX | #28AF78 |
| RGB | rgb(40, 175, 120) |
| HSL | hsl(156, 63%, 42%) |
| OKLCH | oklch(67.1% 0.139 160.5) |
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 #28AF78 | 2.80:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #28AF78 | 7.49:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #28AF78 text on white | 2.80:1 | Fails | Lc 53.5 | Large or bold text, headings |
| #28AF78 text on black | 7.49:1 | AAA | Lc -48.4 | 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
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DCEFE4
oklch(93.5% 0.025 160.6)
-
Step 200
200
#BEE4CF
oklch(88.6% 0.049 161)
-
Step 300
300
#8DD2AE
oklch(80.8% 0.087 160.9)
-
Step 400
400 (this color)
#28AF78
oklch(67.1% 0.139 160.5)
-
Step 500
500
#00A36C
oklch(63.2% 0.142 160.5)
-
Step 600
600
#00895A
oklch(55.6% 0.125 160.5)
-
Step 700
700
#00734B
oklch(49% 0.11 160.6)
-
Step 800
800
#005F3D
oklch(42.9% 0.096 160.4)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#28AF78 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) | #ADA175 | 0.133 |
| Deuteranopia (no green cones) | #9C967C | 0.127 |
| Tritanopia (no blue cones) | #00AEA0 | 0.058 |
| Achromatopsia (no color) | #9A9A9A | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28AF78
#28AF78
oklch(67.1% 0.139 160.5)
- #CD70AF
#CD70AF
oklch(67% 0.14 340.6)
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 #28AF78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.006
- Dark Seafoam Green #3EAF76 ΔE 0.011
- Seaweed Green #35AD6B ΔE 0.016
- Dark Seafoam #1FB57A ΔE 0.017
- Jade Green #2BAF6A ΔE 0.018
- Green Teal #0CB577 ΔE 0.019
- Medium Sea Green #3CB371 ΔE 0.020
- Jade #1FA774 ΔE 0.024
Use #28AF78 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.