#4FC18F
Closest named color: Greenblue (#23C48B). oklch(73.2% 0.128 161.7), rgb(79, 193, 143).
Aa
Black text reads best on this color (9.35:1).
About this color
#4FC18F is a medium-light, moderately saturated green. In OKLCH its lightness is 73%, its chroma 0.128 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.024 away. Black text reads best on it, at 9.35:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.35:1 |
| White text | 2.24:1 |
Values
| HEX | #4FC18F |
| RGB | rgb(79, 193, 143) |
| HSL | hsl(154, 48%, 53%) |
| OKLCH | oklch(73.2% 0.128 161.7) |
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 #4FC18F | 2.24:1 | Fails | Lc -48.7 | Large or bold text, headings |
| Black text on #4FC18F | 9.35:1 | AAA | Lc 60.0 | Content text, not long reading |
| #4FC18F text on white | 2.24:1 | Fails | Lc 43.9 | Non-text elements, placeholder text |
| #4FC18F text on black | 9.35:1 | AAA | Lc -58.2 | 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
#F0F8F3
oklch(97.2% 0.011 158.8)
-
Step 100
100
#DDEFE5
oklch(93.6% 0.023 161.7)
-
Step 200
200
#C0E3D0
oklch(88.5% 0.045 161.6)
-
Step 300
300
#91D1B1
oklch(80.8% 0.08 162.2)
-
Step 400
400 (this color)
#4FC18F
oklch(73.2% 0.128 161.7)
-
Step 500
500
#00A36E
oklch(63.2% 0.14 161.4)
-
Step 600
600
#00895C
oklch(55.7% 0.123 161.5)
-
Step 700
700
#00734D
oklch(49.1% 0.108 161.8)
-
Step 800
800
#005E3E
oklch(42.6% 0.094 161.6)
-
Step 900
900
#004F33
oklch(37.8% 0.084 161.3)
-
Step 950
950
#002F1D
oklch(27% 0.059 161.7)
#4FC18F 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) | #BEB48C | 0.122 |
| Deuteranopia (no green cones) | #AEA892 | 0.119 |
| Tritanopia (no blue cones) | #16C1B3 | 0.052 |
| Achromatopsia (no color) | #ADADAD | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FC18F
#4FC18F
oklch(73.2% 0.128 161.7)
- #DF87BF
#DF87BF
oklch(73.3% 0.128 342)
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 #4FC18F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.024
- Green Blue #01C08D ΔE 0.028
- Soft Green #6FC276 ΔE 0.038
- Dark Mint #48C072 ΔE 0.039
- Greeny Blue #42B395 ΔE 0.046
- Dark Mint Green #20C073 ΔE 0.047
- Medium Aquamarine #66CDAA ΔE 0.050
- Dark Seafoam #1FB57A ΔE 0.051
Use #4FC18F 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.