#4BB2B7
Closest named color: Turquoise Blue (#06B1C4). oklch(70.6% 0.095 199.7), rgb(75, 178, 183).
Aa
Black text reads best on this color (8.35:1).
About this color
#4BB2B7 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.095 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.031 away. Black text reads best on it, at 8.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.35:1 |
| White text | 2.51:1 |
Values
| HEX | #4BB2B7 |
| RGB | rgb(75, 178, 183) |
| HSL | hsl(183, 43%, 51%) |
| OKLCH | oklch(70.6% 0.095 199.7) |
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 #4BB2B7 | 2.51:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #4BB2B7 | 8.35:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #4BB2B7 text on white | 2.51:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #4BB2B7 text on black | 8.35:1 | AAA | Lc -52.9 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DDEEEE
oklch(93.7% 0.018 196.8)
-
Step 200
200
#C1E0E1
oklch(88.4% 0.033 199)
-
Step 300
300
#93CDCF
oklch(80.9% 0.06 198.7)
-
Step 400
400 (this color)
#4BB2B7
oklch(70.6% 0.095 199.7)
-
Step 500
500
#009DA3
oklch(63.2% 0.108 199.6)
-
Step 600
600
#008489
oklch(55.7% 0.095 199.5)
-
Step 700
700
#006F73
oklch(49.2% 0.084 199.2)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900
#004C4F
oklch(37.8% 0.064 199.4)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#4BB2B7 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) | #A6ABB8 | 0.096 |
| Deuteranopia (no green cones) | #959EB8 | 0.090 |
| Tritanopia (no blue cones) | #00B8B3 | 0.031 |
| Achromatopsia (no color) | #A3A3A3 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB2B7
#4BB2B7
oklch(70.6% 0.095 199.7)
- #D58888
#D58888
oklch(70.6% 0.095 19.7)
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 #4BB2B7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.031
- Light Sea Green #20B2AA ΔE 0.031
- Topaz #13BBAF ΔE 0.038
- Greeny Blue #42B395 ΔE 0.053
- Cadet Blue #5F9EA0 ΔE 0.056
- Greyblue #77A1B5 ΔE 0.058
- Bluegrey #85A3B2 ΔE 0.064
- Dull Teal #5F9E8F ΔE 0.067
Use #4BB2B7 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.