#3979A0#3979A0

#3979A0 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.1% C 0.089 H 238.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3979A0
RGB	rgb(57, 121, 160)
HSL	hsl(203, 47%, 43%)
HSV	hsv(203, 64%, 63%)
CMYK	cmyk(64.4%, 24.4%, 0%, 37.3%)
CIE-LAB	lab(48.36, -8.02, -27.02)
CIE-LCH	lch(48.36, 28.19, 253.47°)
OKLab	oklab(55.12% -0.0471 -0.0759)
OKLCH	oklch(55.12% 0.089 238.1)
XYZ	xyz(14.8675, 17.0812, 35.7644)
Luminance	0.1708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3979A0 #A06039

analogous

#39A093 #3979A0 #3946A0

triadic

#3979A0 #A03979 #79A039

tetradic

#3979A0 #9339A0 #A06039 #46A039

square

#3979A0 #9339A0 #A06039 #46A039

split-complementary

#3979A0 #A03946 #A09339

monochromatic

#193546 #295773 #3979A0 #5498C2 #81B4D2

Accessibility & contrast

On white

4.75

#3979A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3979A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3979A0

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3979A0	#FFFFFF	#000000	##FFFFFF
##3979A0	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6779A2

Deuteranopia (green-blind)

#596E9F

Tritanopia (blue-blind)

#008386

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3979a0;
/* rgb */ color: rgb(57, 121, 160);
/* oklch */ color: oklch(55.1% 0.089 238.1);

Tailwind

colors: {
  custom: {
    50: '#7a9fbc',
    500: '#3979a0',
    950: '#000000',
  },
}

SCSS

$custom: #3979a0;
$custom-light: #7a9fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#3979a0",
  "rgb": {
    "r": 57,
    "g": 121,
    "b": 160
  },
  "hsl": {
    "h": 202.718,
    "s": 47.465,
    "l": 42.549
  },
  "oklch": {
    "l": 0.5512,
    "c": 0.08932,
    "h": 238.1
  },
  "luminance": 0.17083
}

Semantic roles & 50–950 ramp

primary

#3979A0

secondary

#BC9279

accent

#8451D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3979A0

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

Preview Lab → · Contrast checker → · Palette generator →