#2979B4#2979B4

#2979B4 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.6% C 0.119 H 245.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#2979B4
RGB	rgb(41, 121, 180)
HSL	hsl(205, 63%, 43%)
HSV	hsv(205, 77%, 71%)
CMYK	cmyk(77.2%, 32.8%, 0%, 29.4%)
CIE-LAB	lab(48.81, -3.35, -38.00)
CIE-LCH	lch(48.81, 38.15, 264.96°)
OKLab	oklab(55.64% -0.0503 -0.1079)
OKLCH	oklch(55.64% 0.119 245)
XYZ	xyz(15.9869, 17.4396, 45.6948)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2979B4 #B46429

analogous

#29B4A9 #2979B4 #2933B4

triadic

#2979B4 #B42979 #79B429

tetradic

#2979B4 #A929B4 #B46429 #33B429

square

#2979B4 #A929B4 #B46429 #33B429

split-complementary

#2979B4 #B42933 #B4A929

monochromatic

#123650 #1E5782 #2979B4 #4598D5 #77B4E0

Accessibility & contrast

On white

4.68

#2979B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#2979B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2979B4

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2979B4	#FFFFFF	#000000	##FFFFFF
##2979B4	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7BB7

Deuteranopia (green-blind)

#4A6EB3

Tritanopia (blue-blind)

#00878E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2979b4;
/* rgb */ color: rgb(41, 121, 180);
/* oklch */ color: oklch(55.6% 0.119 245.0);

Tailwind

colors: {
  custom: {
    50: '#779fcb',
    500: '#2979b4',
    950: '#000000',
  },
}

SCSS

$custom: #2979b4;
$custom-light: #779fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2979b4",
  "rgb": {
    "r": 41,
    "g": 121,
    "b": 180
  },
  "hsl": {
    "h": 205.468,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55643,
    "c": 0.11903,
    "h": 245
  },
  "luminance": 0.17441
}

Semantic roles & 50–950 ramp

primary

#2979B4

secondary

#C89671

accent

#8842E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2979B4

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

Preview Lab → · Contrast checker → · Palette generator →