#3979A3#3979A3

#3979A3 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.3% C 0.093 H 240.1°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3979A3
RGB	rgb(57, 121, 163)
HSL	hsl(204, 48%, 43%)
HSV	hsv(204, 65%, 64%)
CMYK	cmyk(65%, 25.8%, 0%, 36.1%)
CIE-LAB	lab(48.50, -7.00, -28.57)
CIE-LCH	lch(48.50, 29.42, 256.24°)
OKLab	oklab(55.27% -0.0461 -0.0803)
OKLCH	oklch(55.27% 0.093 240.1)
XYZ	xyz(15.1331, 17.1874, 37.1632)
Luminance	0.1719 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3979A3 #A36339

analogous

#39A398 #3979A3 #3944A3

triadic

#3979A3 #A33979 #79A339

tetradic

#3979A3 #9839A3 #A36339 #44A339

square

#3979A3 #9839A3 #A36339 #44A339

split-complementary

#3979A3 #A33944 #A39839

monochromatic

#193648 #295776 #3979A3 #5598C4 #83B4D4

Accessibility & contrast

On white

4.73

#3979A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#3979A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3979A3

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3979A3	#FFFFFF	#000000	##FFFFFF
##3979A3	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6679A5

Deuteranopia (green-blind)

#576EA2

Tritanopia (blue-blind)

#008387

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3979a3;
/* rgb */ color: rgb(57, 121, 163);
/* oklch */ color: oklch(55.3% 0.093 240.1);

Tailwind

colors: {
  custom: {
    50: '#7a9fbe',
    500: '#3979a3',
    950: '#000000',
  },
}

SCSS

$custom: #3979a3;
$custom-light: #7a9fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3979a3",
  "rgb": {
    "r": 57,
    "g": 121,
    "b": 163
  },
  "hsl": {
    "h": 203.774,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55269,
    "c": 0.09261,
    "h": 240.1
  },
  "luminance": 0.17189
}

Semantic roles & 50–950 ramp

primary

#3979A3

secondary

#BD957A

accent

#8650D8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3979A3

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

Preview Lab → · Contrast checker → · Palette generator →