#3A9DB3#3A9DB3

#3A9DB3 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 64.8% C 0.095 H 215.3°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3A9DB3
RGB	rgb(58, 157, 179)
HSL	hsl(191, 51%, 46%)
HSV	hsv(191, 68%, 70%)
CMYK	cmyk(67.6%, 12.3%, 0%, 29.8%)
CIE-LAB	lab(60.13, -21.44, -19.83)
CIE-LCH	lch(60.13, 29.21, 222.76°)
OKLab	oklab(64.78% -0.0779 -0.0552)
OKLCH	oklch(64.78% 0.095 215.3)
XYZ	xyz(21.9352, 28.2657, 46.9389)
Luminance	0.2827 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9DB3 #B3503A

analogous

#3AB38D #3A9DB3 #3A61B3

triadic

#3A9DB3 #B33A9D #9DB33A

tetradic

#3A9DB3 #8D3AB3 #B3503A #61B33A

square

#3A9DB3 #8D3AB3 #B3503A #61B33A

split-complementary

#3A9DB3 #B33A61 #B38D3A

monochromatic

#1C4C57 #2B7485 #3A9DB3 #5FB8CB #8DCCDA

Accessibility & contrast

On white

3.16

#3A9DB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#3A9DB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9DB3

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9DB3	#FFFFFF	#000000	##000000
##3A9DB3	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B4

Deuteranopia (green-blind)

#7C8BB3

Tritanopia (blue-blind)

#00A5A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3a9db3;
/* rgb */ color: rgb(58, 157, 179);
/* oklch */ color: oklch(64.8% 0.095 215.3);

Tailwind

colors: {
  custom: {
    50: '#7fbac9',
    500: '#3a9db3',
    950: '#000000',
  },
}

SCSS

$custom: #3a9db3;
$custom-light: #7fbac9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9db3",
  "rgb": {
    "r": 58,
    "g": 157,
    "b": 179
  },
  "hsl": {
    "h": 190.909,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.64779,
    "c": 0.09544,
    "h": 215.3
  },
  "luminance": 0.28268
}

Semantic roles & 50–950 ramp

primary

#3A9DB3

secondary

#C59084

accent

#674DDB

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3A9DB3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →