#4BBCCC
Closest named color: Turquoise Blue (#06B1C4). oklch(73.7% 0.103 208.2), rgb(75, 188, 204).
Aa
Black text reads best on this color (9.36:1).
About this color
#4BBCCC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.103 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.044 away. Black text reads best on it, at 9.36:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 9.36:1 |
| White text | 2.24:1 |
Values
| HEX | #4BBCCC |
| RGB | rgb(75, 188, 204) |
| HSL | hsl(187, 56%, 55%) |
| OKLCH | oklch(73.7% 0.103 208.2) |
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 #4BBCCC | 2.24:1 | Fails | Lc -48.7 | Large or bold text, headings |
| Black text on #4BBCCC | 9.36:1 | AAA | Lc 60.1 | Content text, not long reading |
| #4BBCCC text on white | 2.24:1 | Fails | Lc 43.9 | Non-text elements, placeholder text |
| #4BBCCC text on black | 9.36:1 | AAA | Lc -58.2 | 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
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100
#DCEEF0
oklch(93.6% 0.019 204.8)
-
Step 200
200
#BFE0E6
oklch(88.5% 0.036 209.8)
-
Step 300
300
#8FCDD6
oklch(80.9% 0.064 207.3)
-
Step 400
400 (this color)
#4BBCCC
oklch(73.7% 0.103 208.2)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#4BBCCC 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) | #ADB5CD | 0.100 |
| Deuteranopia (no green cones) | #9AA7CC | 0.091 |
| Tritanopia (no blue cones) | #00C4C1 | 0.039 |
| Achromatopsia (no color) | #ADADAD | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BBCCC
#4BBCCC
oklch(73.7% 0.103 208.2)
- #E49185
#E49185
oklch(73.8% 0.103 28.7)
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 #4BBCCC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.044
- Dark Turquoise #00CED1 ΔE 0.050
- Topaz #13BBAF ΔE 0.052
- Vivid Sky Blue #4CC9F0 ΔE 0.056
- Light Sea Green #20B2AA ΔE 0.060
- Medium Turquoise #48D1CC ΔE 0.060
- Bright Sky Blue #02CCFE ΔE 0.073
- Deep Sky Blue #00BFFF ΔE 0.074
Use #4BBCCC 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.