#4BB0BE
Closest named color: Turquoise Blue (#06B1C4). oklch(70.3% 0.095 207.7), rgb(75, 176, 190).
Aa
Black text reads best on this color (8.25:1).
About this color
#4BB0BE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.095 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.025 away. Black text reads best on it, at 8.25:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.25:1 |
| White text | 2.54:1 |
Values
| HEX | #4BB0BE |
| RGB | rgb(75, 176, 190) |
| HSL | hsl(187, 47%, 52%) |
| OKLCH | oklch(70.3% 0.095 207.7) |
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 #4BB0BE | 2.54:1 | Fails | Lc -54.7 | Large or bold text, headings |
| Black text on #4BB0BE | 8.25:1 | AAA | Lc 54.4 | Large or bold text, headings |
| #4BB0BE text on white | 2.54:1 | Fails | Lc 49.6 | Large or bold text, headings |
| #4BB0BE text on black | 8.25:1 | AAA | Lc -52.4 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DDEDF0
oklch(93.5% 0.017 210.2)
-
Step 200
200
#C1E0E4
oklch(88.5% 0.033 206.1)
-
Step 300
300
#93CCD4
oklch(80.9% 0.06 206.9)
-
Step 400
400 (this color)
#4BB0BE
oklch(70.3% 0.095 207.7)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#4BB0BE 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) | #A2AABF | 0.091 |
| Deuteranopia (no green cones) | #919DBE | 0.084 |
| Tritanopia (no blue cones) | #00B7B4 | 0.038 |
| Achromatopsia (no color) | #A2A2A2 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB0BE
#4BB0BE
oklch(70.3% 0.095 207.7)
- #D4887F
#D4887F
oklch(70.3% 0.095 27.1)
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 #4BB0BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.025
- Light Sea Green #20B2AA ΔE 0.041
- Topaz #13BBAF ΔE 0.049
- Greyblue #77A1B5 ΔE 0.052
- Cadet Blue #5F9EA0 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.060
- Greeny Blue #42B395 ΔE 0.066
- Bluey Grey #89A0B0 ΔE 0.068
Use #4BB0BE 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.