#3979A5#3979A5

#3979A5 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.4% C 0.095 H 241.4°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3979A5
RGB	rgb(57, 121, 165)
HSL	hsl(204, 49%, 44%)
HSV	hsv(204, 65%, 65%)
CMYK	cmyk(65.5%, 26.7%, 0%, 35.3%)
CIE-LAB	lab(48.59, -6.31, -29.60)
CIE-LCH	lch(48.59, 30.26, 257.96°)
OKLab	oklab(55.37% -0.0454 -0.0833)
OKLCH	oklch(55.37% 0.095 241.4)
XYZ	xyz(15.3137, 17.2597, 38.1144)
Luminance	0.1726 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3979A5 #A56539

analogous

#39A59B #3979A5 #3943A5

triadic

#3979A5 #A53979 #79A539

tetradic

#3979A5 #9B39A5 #A56539 #43A539

square

#3979A5 #9B39A5 #A56539 #43A539

split-complementary

#3979A5 #A53943 #A59B39

monochromatic

#1A364A #295878 #3979A5 #5698C5 #84B4D4

Accessibility & contrast

On white

4.72

#3979A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#3979A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3979A5

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3979A5	#FFFFFF	#000000	##FFFFFF
##3979A5	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6579A7

Deuteranopia (green-blind)

#566FA4

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3979a5;
/* rgb */ color: rgb(57, 121, 165);
/* oklch */ color: oklch(55.4% 0.095 241.4);

Tailwind

colors: {
  custom: {
    50: '#7b9fc0',
    500: '#3979a5',
    950: '#000000',
  },
}

SCSS

$custom: #3979a5;
$custom-light: #7b9fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#3979a5",
  "rgb": {
    "r": 57,
    "g": 121,
    "b": 165
  },
  "hsl": {
    "h": 204.444,
    "s": 48.649,
    "l": 43.529
  },
  "oklch": {
    "l": 0.5537,
    "c": 0.09487,
    "h": 241.4
  },
  "luminance": 0.17261
}

Semantic roles & 50–950 ramp

primary

#3979A5

secondary

#BE977B

accent

#8750D8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3979A5

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

Preview Lab → · Contrast checker → · Palette generator →