#4ACBCC
Closest named color: Medium Turquoise (#48D1CC). oklch(77.3% 0.111 195.8), rgb(74, 203, 204).
Aa
Black text reads best on this color (10.70:1).
About this color
#4ACBCC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.111 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.017 away. Black text reads best on it, at 10.70:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 10.70:1 |
| White text | 1.96:1 |
Values
| HEX | #4ACBCC |
| RGB | rgb(74, 203, 204) |
| HSL | hsl(180, 56%, 55%) |
| OKLCH | oklch(77.3% 0.111 195.8) |
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 #4ACBCC | 1.96:1 | Fails | Lc -41.8 | Non-text elements, placeholder text |
| Black text on #4ACBCC | 10.70:1 | AAA | Lc 66.5 | Content text, not long reading |
| #4ACBCC text on white | 1.96:1 | Fails | Lc 37.5 | Non-text elements, placeholder text |
| #4ACBCC text on black | 10.70:1 | AAA | Lc -65.0 | 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 300.
-
Step 50
50
#EBF9F9
oklch(97.2% 0.015 196.9)
-
Step 100
100
#D2F1F1
oklch(93.6% 0.032 196.6)
-
Step 200
200
#A9E6E6
oklch(88.4% 0.062 196.1)
-
Step 300
300 (this color)
#4ACBCC
oklch(77.3% 0.111 195.8)
-
Step 400
400
#00B7B9
oklch(70.6% 0.12 196.2)
-
Step 500
500
#009D9E
oklch(63.1% 0.108 195.6)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#4ACBCC 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) | #BEC2CC | 0.115 |
| Deuteranopia (no green cones) | #AAB3CD | 0.107 |
| Tritanopia (no blue cones) | #00D1CB | 0.025 |
| Achromatopsia (no color) | #B9B9B9 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4ACBCC
#4ACBCC
oklch(77.3% 0.111 195.8)
- #F3979D
#F3979D
oklch(77.2% 0.111 15.8)
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 #4ACBCC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.017
- Dark Turquoise #00CED1 ΔE 0.020
- Aqua Blue #02D8E9 ΔE 0.046
- Seafoam Blue #78D1B6 ΔE 0.051
- Medium Aquamarine #66CDAA ΔE 0.052
- Pale Teal #82CBB2 ΔE 0.053
- Vivid Sky Blue #4CC9F0 ΔE 0.055
- Turquoise #40E0D0 ΔE 0.058
Use #4ACBCC 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.