#4FBC9A
Closest named color: Greeny Blue (#42B395). oklch(72.2% 0.113 169.6), rgb(79, 188, 154).
Aa
Black text reads best on this color (8.99:1).
About this color
#4FBC9A is a medium-light, moderately saturated green. In OKLCH its lightness is 72%, its chroma 0.113 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.028 away. Black text reads best on it, at 8.99:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.99:1 |
| White text | 2.33:1 |
Values
| HEX | #4FBC9A |
| RGB | rgb(79, 188, 154) |
| HSL | hsl(161, 45%, 52%) |
| OKLCH | oklch(72.2% 0.113 169.6) |
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 #4FBC9A | 2.33:1 | Fails | Lc -50.7 | Large or bold text, headings |
| Black text on #4FBC9A | 8.99:1 | AAA | Lc 58.2 | Large or bold text, headings |
| #4FBC9A text on white | 2.33:1 | Fails | Lc 45.8 | Large or bold text, headings |
| #4FBC9A text on black | 8.99:1 | AAA | Lc -56.3 | 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
#F0F8F4
oklch(97.2% 0.01 164.9)
-
Step 100
100
#DDEFE8
oklch(93.7% 0.021 170.6)
-
Step 200
200
#C1E2D5
oklch(88.5% 0.039 169.6)
-
Step 300
300
#93D0B9
oklch(81% 0.071 169.1)
-
Step 400
400 (this color)
#4FBC9A
oklch(72.2% 0.113 169.6)
-
Step 500
500
#00A17D
oklch(63% 0.125 169.6)
-
Step 600
600
#008869
oklch(55.7% 0.111 169.5)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005E47
oklch(42.8% 0.086 168.9)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#4FBC9A 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) | #B7B098 | 0.115 |
| Deuteranopia (no green cones) | #A7A59C | 0.109 |
| Tritanopia (no blue cones) | #06BDB2 | 0.039 |
| Achromatopsia (no color) | #AAAAAA | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FBC9A
#4FBC9A
oklch(72.2% 0.113 169.6)
- #DA87B0
#DA87B0
oklch(72.2% 0.113 349.3)
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 #4FBC9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.028
- Topaz #13BBAF ΔE 0.037
- Green Blue #01C08D ΔE 0.038
- Greenblue #23C48B ΔE 0.042
- Light Sea Green #20B2AA ΔE 0.049
- Tea #65AB7C ΔE 0.052
- Medium Aquamarine #66CDAA ΔE 0.054
- Faded Green #7BB274 ΔE 0.055
Use #4FBC9A 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.