#4EC7AA
Closest named color: Medium Aquamarine (#66CDAA). oklch(75.4% 0.116 174.4), rgb(78, 199, 170).
Aa
Black text reads best on this color (10.07:1).
About this color
#4EC7AA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.116 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.026 away. Black text reads best on it, at 10.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.07:1 |
| White text | 2.08:1 |
Values
| HEX | #4EC7AA |
| RGB | rgb(78, 199, 170) |
| HSL | hsl(166, 52%, 54%) |
| OKLCH | oklch(75.4% 0.116 174.4) |
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 #4EC7AA | 2.08:1 | Fails | Lc -45.0 | Large or bold text, headings |
| Black text on #4EC7AA | 10.07:1 | AAA | Lc 63.5 | Content text, not long reading |
| #4EC7AA text on white | 2.08:1 | Fails | Lc 40.5 | Non-text elements, placeholder text |
| #4EC7AA text on black | 10.07:1 | AAA | Lc -61.8 | 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
#DCEFE9
oklch(93.6% 0.022 175)
-
Step 200
200
#BFE2D7
oklch(88.4% 0.04 174.4)
-
Step 300
300
#8ED0BD
oklch(80.8% 0.072 174.5)
-
Step 400
400 (this color)
#4EC7AA
oklch(75.4% 0.116 174.4)
-
Step 500
500
#00A084
oklch(63% 0.119 174.3)
-
Step 600
600
#00876F
oklch(55.6% 0.106 174.3)
-
Step 700
700
#00715D
oklch(49% 0.093 174.7)
-
Step 800
800
#005D4C
oklch(42.7% 0.081 174.6)
-
Step 900
900
#004E3F
oklch(37.8% 0.072 174.1)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#4EC7AA 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) | #C1BBA9 | 0.122 |
| Deuteranopia (no green cones) | #AFAEAC | 0.116 |
| Tritanopia (no blue cones) | #00C9BE | 0.032 |
| Achromatopsia (no color) | #B4B4B4 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EC7AA
#4EC7AA
oklch(75.4% 0.116 174.4)
- #E98FB4
#E98FB4
oklch(75.4% 0.117 354.1)
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 #4EC7AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.026
- Topaz #13BBAF ΔE 0.047
- Medium Turquoise #48D1CC ΔE 0.048
- Pale Teal #82CBB2 ΔE 0.048
- Seafoam Blue #78D1B6 ΔE 0.048
- Greenblue #23C48B ΔE 0.050
- Emerald #06D6A0 ΔE 0.053
- Dark Turquoise #00CED1 ΔE 0.053
Use #4EC7AA 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.