#4DA9B2
Closest named color: Cadet Blue (#5F9EA0). oklch(68.3% 0.088 204), rgb(77, 169, 178).
Aa
Black text reads best on this color (7.63:1).
About this color
#4DA9B2 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.088 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.035 away. Black text reads best on it, at 7.63:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.63:1 |
| White text | 2.75:1 |
Values
| HEX | #4DA9B2 |
| RGB | rgb(77, 169, 178) |
| HSL | hsl(185, 40%, 50%) |
| OKLCH | oklch(68.3% 0.088 204) |
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 #4DA9B2 | 2.75:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #4DA9B2 | 7.63:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #4DA9B2 text on white | 2.75:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #4DA9B2 text on black | 7.63:1 | AAA | Lc -48.9 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DEEDEF
oklch(93.6% 0.016 206.4)
-
Step 200
200
#C3DFE2
oklch(88.4% 0.03 204.5)
-
Step 300
300
#97CBD1
oklch(80.8% 0.055 205)
-
Step 400
400 (this color)
#4DA9B2
oklch(68.3% 0.088 204)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#4DA9B2 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) | #9DA3B3 | 0.087 |
| Deuteranopia (no green cones) | #8D97B2 | 0.080 |
| Tritanopia (no blue cones) | #00AFAC | 0.035 |
| Achromatopsia (no color) | #9C9C9C | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DA9B2
#4DA9B2
oklch(68.3% 0.088 204)
- #CA847F
#CA847F
oklch(68.4% 0.087 24.1)
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 #4DA9B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.035
- Turquoise Blue #06B1C4 ΔE 0.035
- Light Sea Green #20B2AA ΔE 0.038
- Greyblue #77A1B5 ΔE 0.045
- Dull Teal #5F9E8F ΔE 0.051
- Topaz #13BBAF ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.057
- Grey Teal #5E9B8A ΔE 0.059
Use #4DA9B2 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.