#4DA3BB
Closest named color: Cadet Blue (#5F9EA0). oklch(67.2% 0.09 218.8), rgb(77, 163, 187).
Aa
Black text reads best on this color (7.27:1).
About this color
#4DA3BB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.090 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.039 away. Black text reads best on it, at 7.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.27:1 |
| White text | 2.88:1 |
Values
| HEX | #4DA3BB |
| RGB | rgb(77, 163, 187) |
| HSL | hsl(193, 45%, 52%) |
| OKLCH | oklch(67.2% 0.09 218.8) |
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 #4DA3BB | 2.88:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #4DA3BB | 7.27:1 | AAA | Lc 49.1 | Large or bold text, headings |
| #4DA3BB text on white | 2.88:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #4DA3BB text on black | 7.27:1 | AAA | Lc -46.9 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFEDF1
oklch(93.7% 0.016 216.7)
-
Step 200
200
#C3DFE7
oklch(88.6% 0.032 216.8)
-
Step 300
300
#98CAD9
oklch(80.9% 0.056 218.2)
-
Step 400
400 (this color)
#4DA3BB
oklch(67.2% 0.09 218.8)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C82
oklch(49.1% 0.088 218.4)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#022C36
oklch(27.1% 0.047 218.1)
#4DA3BB 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) | #949FBC | 0.077 |
| Deuteranopia (no green cones) | #8493BB | 0.069 |
| Tritanopia (no blue cones) | #00ABAA | 0.050 |
| Achromatopsia (no color) | #989898 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DA3BB
#4DA3BB
oklch(67.2% 0.09 218.8)
- #C6826D
#C6826D
oklch(67.1% 0.09 37.9)
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 #4DA3BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.039
- Greyblue #77A1B5 ΔE 0.040
- Turquoise Blue #06B1C4 ΔE 0.042
- Bluegrey #85A3B2 ΔE 0.057
- Light Sea Green #20B2AA ΔE 0.061
- Bluey Grey #89A0B0 ΔE 0.062
- Dull Teal #5F9E8F ΔE 0.063
- Sea #3C9992 ΔE 0.065
Use #4DA3BB 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.