#3979A8#3979A8

#3979A8 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.5% C 0.098 H 243.1°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3979A8
RGB	rgb(57, 121, 168)
HSL	hsl(205, 49%, 44%)
HSV	hsv(205, 66%, 66%)
CMYK	cmyk(66.1%, 28%, 0%, 34.1%)
CIE-LAB	lab(48.72, -5.28, -31.13)
CIE-LCH	lch(48.72, 31.58, 260.37°)
OKLab	oklab(55.52% -0.0444 -0.0877)
OKLCH	oklch(55.52% 0.098 243.1)
XYZ	xyz(15.5899, 17.3702, 39.5694)
Luminance	0.1737 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3979A8 #A86839

analogous

#39A8A0 #3979A8 #3942A8

triadic

#3979A8 #A83979 #79A839

tetradic

#3979A8 #A039A8 #A86839 #42A839

square

#3979A8 #A039A8 #A86839 #42A839

split-complementary

#3979A8 #A83942 #A8A039

monochromatic

#1A374D #29587A #3979A8 #5898C6 #86B4D6

Accessibility & contrast

On white

4.69

#3979A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3979A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3979A8

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3979A8	#FFFFFF	#000000	##FFFFFF
##3979A8	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647AAA

Deuteranopia (green-blind)

#556FA7

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3979a8;
/* rgb */ color: rgb(57, 121, 168);
/* oklch */ color: oklch(55.5% 0.098 243.1);

Tailwind

colors: {
  custom: {
    50: '#7b9fc2',
    500: '#3979a8',
    950: '#000000',
  },
}

SCSS

$custom: #3979a8;
$custom-light: #7b9fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#3979a8",
  "rgb": {
    "r": 57,
    "g": 121,
    "b": 168
  },
  "hsl": {
    "h": 205.405,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.55524,
    "c": 0.09833,
    "h": 243.1
  },
  "luminance": 0.17372
}

Semantic roles & 50–950 ramp

primary

#3979A8

secondary

#C0997D

accent

#894FD9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3979A8

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

Preview Lab → · Contrast checker → · Palette generator →