#4EC359
Closest named color: Algae Green (#21C36F). oklch(72.7% 0.18 145.1), rgb(78, 195, 89).
Aa
Black text reads best on this color (9.27:1).
About this color
#4EC359 is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.180 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.028 away. Black text reads best on it, at 9.27:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 9.27:1 |
| White text | 2.26:1 |
Values
| HEX | #4EC359 |
| RGB | rgb(78, 195, 89) |
| HSL | hsl(126, 49%, 54%) |
| OKLCH | oklch(72.7% 0.18 145.1) |
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 #4EC359 | 2.26:1 | Fails | Lc -49.1 | Large or bold text, headings |
| Black text on #4EC359 | 9.27:1 | AAA | Lc 59.7 | Large or bold text, headings |
| #4EC359 text on white | 2.26:1 | Fails | Lc 44.3 | Non-text elements, placeholder text |
| #4EC359 text on black | 9.27:1 | AAA | Lc -57.9 | 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
#EFF8EF
oklch(97% 0.015 145.5)
-
Step 100
100
#DDF0DD
oklch(93.6% 0.032 145.3)
-
Step 200
200
#C0E5C0
oklch(88.5% 0.063 145)
-
Step 300
300
#91D493
oklch(80.8% 0.113 145.1)
-
Step 400
400 (this color)
#4EC359
oklch(72.7% 0.18 145.1)
-
Step 500
500
#00A62D
oklch(63% 0.198 145.1)
-
Step 600
600
#008C24
oklch(55.6% 0.175 145)
-
Step 700
700
#00761D
oklch(49.2% 0.154 145)
-
Step 800
800
#006116
oklch(42.8% 0.135 145)
-
Step 900
900
#005111
oklch(37.8% 0.119 145.1)
-
Step 950
950
#003007
oklch(26.9% 0.084 145.2)
#4EC359 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) | #C6B24F | 0.136 |
| Deuteranopia (no green cones) | #B7A861 | 0.136 |
| Tritanopia (no blue cones) | #35BEAB | 0.110 |
| Achromatopsia (no color) | #ACACAC | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EC359
#4EC359
oklch(72.7% 0.18 145.1)
- #DE7AE4
#DE7AE4
oklch(72.7% 0.18 325.1)
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 #4EC359, closest first.
No curated palette has a color within ΔE 0.04 of #4EC359.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.028
- Dark Mint #48C072 ΔE 0.032
- Shamrock Green #02C14D ΔE 0.033
- Dark Mint Green #20C073 ΔE 0.036
- Leafy Green #51B73B ΔE 0.037
- Turtle Green #75B84F ΔE 0.039
- Cool Green #33B864 ΔE 0.041
- Apple #6ECB3C ΔE 0.044
Use #4EC359 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.