#4EC573
Closest named color: Dark Mint (#48C072). oklch(73.6% 0.159 150.7), rgb(78, 197, 115).
Aa
Black text reads best on this color (9.55:1).
About this color
#4EC573 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.159 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.015 away. Black text reads best on it, at 9.55:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.55:1 |
| White text | 2.19:1 |
Values
| HEX | #4EC573 |
| RGB | rgb(78, 197, 115) |
| HSL | hsl(139, 51%, 54%) |
| OKLCH | oklch(73.6% 0.159 150.7) |
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 #4EC573 | 2.19:1 | Fails | Lc -47.6 | Large or bold text, headings |
| Black text on #4EC573 | 9.55:1 | AAA | Lc 61.0 | Content text, not long reading |
| #4EC573 text on white | 2.19:1 | Fails | Lc 42.9 | Non-text elements, placeholder text |
| #4EC573 text on black | 9.55:1 | AAA | Lc -59.3 | 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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DDF0E0
oklch(93.7% 0.029 150.1)
-
Step 200
200
#C0E4C7
oklch(88.5% 0.055 150.9)
-
Step 300
300
#90D39F
oklch(80.8% 0.1 150.7)
-
Step 400
400 (this color)
#4EC573
oklch(73.6% 0.159 150.7)
-
Step 500
500
#00A54F
oklch(63.2% 0.171 150.8)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#003012
oklch(27% 0.073 150.7)
#4EC573 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) | #C6B56D | 0.134 |
| Deuteranopia (no green cones) | #B6AB78 | 0.130 |
| Tritanopia (no blue cones) | #29C2B1 | 0.087 |
| Achromatopsia (no color) | #AFAFAF | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EC573
#4EC573
oklch(73.6% 0.159 150.7)
- #E181D8
#E181D8
oklch(73.6% 0.16 330.5)
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 #4EC573, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.015
- Algae Green #21C36F ΔE 0.024
- Soft Green #6FC276 ΔE 0.028
- Dark Mint Green #20C073 ΔE 0.028
- Greenblue #23C48B ΔE 0.034
- Seaweed #18D17B ΔE 0.035
- Cool Green #33B864 ΔE 0.044
- Green Blue #01C08D ΔE 0.046
Use #4EC573 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.