#4BC4AC
Closest named color: Medium Aquamarine (#66CDAA). oklch(74.6% 0.113 177.5), rgb(75, 196, 172).
Aa
Black text reads best on this color (9.79:1).
About this color
#4BC4AC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.113 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.035 away. Black text reads best on it, at 9.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.79:1 |
| White text | 2.14:1 |
Values
| HEX | #4BC4AC |
| RGB | rgb(75, 196, 172) |
| HSL | hsl(168, 51%, 53%) |
| OKLCH | oklch(74.6% 0.113 177.5) |
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 #4BC4AC | 2.14:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #4BC4AC | 9.79:1 | AAA | Lc 62.1 | Content text, not long reading |
| #4BC4AC text on white | 2.14:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #4BC4AC text on black | 9.79:1 | AAA | Lc -60.4 | 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
#DCEFEA
oklch(93.7% 0.021 178.3)
-
Step 200
200
#BFE2D9
oklch(88.5% 0.039 178.1)
-
Step 300
300
#8ED0C0
oklch(80.9% 0.071 177.6)
-
Step 400
400 (this color)
#4BC4AC
oklch(74.6% 0.113 177.5)
-
Step 500
500
#00A089
oklch(63.1% 0.116 177.6)
-
Step 600
600
#008673
oklch(55.5% 0.102 178.1)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#4BC4AC 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) | #BDB9AB | 0.119 |
| Deuteranopia (no green cones) | #ABACAE | 0.113 |
| Tritanopia (no blue cones) | #00C7BD | 0.028 |
| Achromatopsia (no color) | #B1B1B1 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BC4AC
#4BC4AC
oklch(74.6% 0.113 177.5)
- #E68EAD
#E68EAD
oklch(74.6% 0.113 357.5)
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 #4BC4AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.035
- Topaz #13BBAF ΔE 0.038
- Medium Turquoise #48D1CC ΔE 0.050
- Dark Turquoise #00CED1 ΔE 0.051
- Greeny Blue #42B395 ΔE 0.053
- Pale Teal #82CBB2 ΔE 0.053
- Greenblue #23C48B ΔE 0.053
- Green Blue #01C08D ΔE 0.054
Use #4BC4AC 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.