#4FC3AA
Closest named color: Medium Aquamarine (#66CDAA). oklch(74.4% 0.111 176.4), rgb(79, 195, 170).
Aa
Black text reads best on this color (9.71:1).
About this color
#4FC3AA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.111 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.036 away. Black text reads best on it, at 9.71:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.71:1 |
| White text | 2.16:1 |
Values
| HEX | #4FC3AA |
| RGB | rgb(79, 195, 170) |
| HSL | hsl(167, 49%, 54%) |
| OKLCH | oklch(74.4% 0.111 176.4) |
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 #4FC3AA | 2.16:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #4FC3AA | 9.71:1 | AAA | Lc 61.8 | Content text, not long reading |
| #4FC3AA text on white | 2.16:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #4FC3AA text on black | 9.71:1 | AAA | Lc -60.0 | 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
#EFF8F5
oklch(97.2% 0.01 174.3)
-
Step 100
100
#DDEFE9
oklch(93.7% 0.021 173.9)
-
Step 200
200
#BFE2D8
oklch(88.5% 0.039 176.2)
-
Step 300
300
#90D0BF
oklch(81% 0.07 176.1)
-
Step 400
400 (this color)
#4FC3AA
oklch(74.4% 0.111 176.4)
-
Step 500
500
#00A087
oklch(63.1% 0.118 176.3)
-
Step 600
600
#008771
oklch(55.7% 0.104 175.8)
-
Step 700
700
#00715F
oklch(49% 0.091 176.5)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D40
oklch(37.6% 0.07 176.4)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#4FC3AA 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) | #BCB8A9 | 0.116 |
| Deuteranopia (no green cones) | #ABABAC | 0.112 |
| Tritanopia (no blue cones) | #00C5BB | 0.031 |
| Achromatopsia (no color) | #B0B0B0 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FC3AA
#4FC3AA
oklch(74.4% 0.111 176.4)
- #E48EAE
#E48EAE
oklch(74.4% 0.111 356.3)
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 #4FC3AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.036
- Topaz #13BBAF ΔE 0.038
- Greeny Blue #42B395 ΔE 0.050
- Medium Turquoise #48D1CC ΔE 0.052
- Pale Teal #82CBB2 ΔE 0.053
- Greenblue #23C48B ΔE 0.053
- Green Blue #01C08D ΔE 0.053
- Dark Turquoise #00CED1 ΔE 0.055
Use #4FC3AA 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.