#28CC86
Closest named color: Seaweed (#18D17B). oklch(74.9% 0.164 158.7), rgb(40, 204, 134).
Aa
Black text reads best on this color (10.07:1).
About this color
#28CC86 is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.164 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.023 away. Black text reads best on it, at 10.07:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.07:1 |
| White text | 2.08:1 |
Values
| HEX | #28CC86 |
| RGB | rgb(40, 204, 134) |
| HSL | hsl(154, 67%, 48%) |
| OKLCH | oklch(74.9% 0.164 158.7) |
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 #28CC86 | 2.08:1 | Fails | Lc -44.8 | Non-text elements, placeholder text |
| Black text on #28CC86 | 10.07:1 | AAA | Lc 63.7 | Content text, not long reading |
| #28CC86 text on white | 2.08:1 | Fails | Lc 40.2 | Non-text elements, placeholder text |
| #28CC86 text on black | 10.07:1 | AAA | Lc -62.1 | Content text, not long reading |
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
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DAF0E3
oklch(93.5% 0.029 159.9)
-
Step 200
200
#BAE5CB
oklch(88.4% 0.057 158.5)
-
Step 300
300
#84D5A8
oklch(80.9% 0.103 158.7)
-
Step 400
400 (this color)
#28CC86
oklch(74.9% 0.164 158.7)
-
Step 500
500
#00A367
oklch(63% 0.146 158.5)
-
Step 600
600
#008956
oklch(55.5% 0.129 158.6)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3A
oklch(42.8% 0.099 158.5)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#28CC86 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) | #CABC82 | 0.152 |
| Deuteranopia (no green cones) | #B7AE8B | 0.149 |
| Tritanopia (no blue cones) | #00CBBA | 0.073 |
| Achromatopsia (no color) | #B3B3B3 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28CC86
#28CC86
oklch(74.9% 0.164 158.7)
- #EF81D0
#EF81D0
oklch(74.9% 0.164 338.8)
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 #28CC86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.023
- Greenblue #23C48B ΔE 0.026
- Algae Green #21C36F ΔE 0.034
- Dark Mint #48C072 ΔE 0.035
- Emerald #06D6A0 ΔE 0.037
- Dark Mint Green #20C073 ΔE 0.037
- Green Blue #01C08D ΔE 0.041
- Soft Green #6FC276 ΔE 0.044
Use #28CC86 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.