#28AF5E
Closest named color: Jade Green (#2BAF6A). oklch(66.5% 0.163 151.6), rgb(40, 175, 94).
Aa
Black text reads best on this color (7.38:1).
About this color
#28AF5E is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.163 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade Green (#2BAF6A), ΔE 0.015 away. Black text reads best on it, at 7.38:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Jade Green (#2BAF6A) |
| Black text | 7.38:1 |
| White text | 2.84:1 |
Values
| HEX | #28AF5E |
| RGB | rgb(40, 175, 94) |
| HSL | hsl(144, 63%, 42%) |
| OKLCH | oklch(66.5% 0.163 151.6) |
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 #28AF5E | 2.84:1 | Fails | Lc -59.3 | Large or bold text, headings |
| Black text on #28AF5E | 7.38:1 | AAA | Lc 50.0 | Large or bold text, headings |
| #28AF5E text on white | 2.84:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #28AF5E text on black | 7.38:1 | AAA | Lc -47.8 | 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 500.
-
Step 50
50
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C5E2CB
oklch(88.5% 0.044 151.5)
-
Step 300
300
#9AD0A7
oklch(80.9% 0.08 151.7)
-
Step 400
400
#5DB778
oklch(70.7% 0.127 151.7)
-
Step 500
500 (this color)
#28AF5E
oklch(66.5% 0.163 151.6)
-
Step 600
600
#008B44
oklch(55.7% 0.148 151.5)
-
Step 700
700
#007538
oklch(49.2% 0.131 151.5)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#005024
oklch(37.7% 0.101 151.4)
-
Step 950
950
#042F15
oklch(26.9% 0.066 152)
#28AF5E 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) | #B0A058 | 0.138 |
| Deuteranopia (no green cones) | #A09564 | 0.136 |
| Tritanopia (no blue cones) | #00AC9C | 0.088 |
| Achromatopsia (no color) | #999999 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28AF5E
#28AF5E
oklch(66.5% 0.163 151.6)
- #CB6AC0
#CB6AC0
oklch(66.5% 0.162 331.6)
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 #28AF5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade Green #2BAF6A ΔE 0.015
- Seaweed Green #35AD6B ΔE 0.021
- Medium Green #39AD48 ΔE 0.022
- Dark Pastel Green #56AE57 ΔE 0.027
- Cool Green #33B864 ΔE 0.027
- Medium Sea Green #3CB371 ΔE 0.028
- Shamrock #01B44C ΔE 0.030
- Green Teal #0CB577 ΔE 0.030
Use #28AF5E 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.