#4B9CAA
Closest named color: Cadet Blue (#5F9EA0). oklch(64.8% 0.081 210.3), rgb(75, 156, 170).
Aa
Black text reads best on this color (6.63:1).
About this color
#4B9CAA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.081 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.024 away. Black text reads best on it, at 6.63:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.63:1 |
| White text | 3.16:1 |
Values
| HEX | #4B9CAA |
| RGB | rgb(75, 156, 170) |
| HSL | hsl(189, 39%, 48%) |
| OKLCH | oklch(64.8% 0.081 210.3) |
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 #4B9CAA | 3.16:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #4B9CAA | 6.63:1 | AA | Lc 45.5 | Large or bold text, headings |
| #4B9CAA text on white | 3.16:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #4B9CAA text on black | 6.63:1 | AA | Lc -43.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#C9DDE1
oklch(88.4% 0.022 211)
-
Step 300
300
#A4C8CF
oklch(80.9% 0.04 210.7)
-
Step 400
400
#70ACB7
oklch(70.7% 0.064 210.3)
-
Step 500
500 (this color)
#4B9CAA
oklch(64.8% 0.081 210.3)
-
Step 600
600
#1E8190
oklch(55.6% 0.088 210.3)
-
Step 700
700
#0C6D7B
oklch(49.1% 0.082 210.7)
-
Step 800
800
#115964
oklch(42.8% 0.068 210.5)
-
Step 900
900
#184951
oklch(37.6% 0.053 210.1)
-
Step 950
950
#102B30
oklch(27% 0.034 211.3)
#4B9CAA 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) | #9097AB | 0.077 |
| Deuteranopia (no green cones) | #818CAA | 0.070 |
| Tritanopia (no blue cones) | #00A2A0 | 0.041 |
| Achromatopsia (no color) | #919191 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B9CAA
#4B9CAA
oklch(64.8% 0.081 210.3)
- #BB7C71
#BB7C71
oklch(64.8% 0.081 30.3)
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 #4B9CAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.024
- Sea #3C9992 ΔE 0.039
- Dull Teal #5F9E8F ΔE 0.045
- Grey Teal #5E9B8A ΔE 0.048
- Persian Green #2A9D8F ΔE 0.050
- Greyblue #77A1B5 ΔE 0.051
- Teal Green #0A9396 ΔE 0.053
- Blue Grey #758DA3 ΔE 0.055
Use #4B9CAA 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.