#4FB2B3
Closest named color: Light Sea Green (#20B2AA). oklch(70.6% 0.092 196.2), rgb(79, 178, 179).
Aa
Black text reads best on this color (8.35:1).
About this color
#4FB2B3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.092 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.029 away. Black text reads best on it, at 8.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 8.35:1 |
| White text | 2.51:1 |
Values
| HEX | #4FB2B3 |
| RGB | rgb(79, 178, 179) |
| HSL | hsl(181, 40%, 51%) |
| OKLCH | oklch(70.6% 0.092 196.2) |
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 #4FB2B3 | 2.51:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #4FB2B3 | 8.35:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #4FB2B3 text on white | 2.51:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #4FB2B3 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
#DEEEED
oklch(93.7% 0.017 192.3)
-
Step 200
200
#C2E0E0
oklch(88.5% 0.032 196.6)
-
Step 300
300
#95CDCD
oklch(81% 0.058 196.1)
-
Step 400
400 (this color)
#4FB2B3
oklch(70.6% 0.092 196.2)
-
Step 500
500
#009D9F
oklch(63.1% 0.107 196.4)
-
Step 600
600
#008486
oklch(55.6% 0.095 196.7)
-
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)
#4FB2B3 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) | #A7AAB3 | 0.095 |
| Deuteranopia (no green cones) | #979EB4 | 0.090 |
| Tritanopia (no blue cones) | #00B7B2 | 0.030 |
| Achromatopsia (no color) | #A3A3A3 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FB2B3
#4FB2B3
oklch(70.6% 0.092 196.2)
- #D3888C
#D3888C
oklch(70.5% 0.092 16.2)
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 #4FB2B3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.029
- Topaz #13BBAF ΔE 0.036
- Turquoise Blue #06B1C4 ΔE 0.036
- Greeny Blue #42B395 ΔE 0.048
- Cadet Blue #5F9EA0 ΔE 0.055
- Greyblue #77A1B5 ΔE 0.058
- Bluegrey #85A3B2 ΔE 0.063
- Dull Teal #5F9E8F ΔE 0.064
Use #4FB2B3 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.