#2978AD#2978AD

#2978AD is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.112 H 242.5°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#2978AD
RGB	rgb(41, 120, 173)
HSL	hsl(204, 62%, 42%)
HSV	hsv(204, 76%, 68%)
CMYK	cmyk(76.3%, 30.6%, 0%, 32.2%)
CIE-LAB	lab(48.16, -5.32, -34.96)
CIE-LCH	lch(48.16, 35.37, 261.34°)
OKLab	oklab(55.02% -0.0515 -0.099)
OKLCH	oklch(55.02% 0.112 242.5)
XYZ	xyz(15.1708, 16.9197, 41.9933)
Luminance	0.1692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2978AD #AD5E29

analogous

#29ADA0 #2978AD #2936AD

triadic

#2978AD #AD2978 #78AD29

tetradic

#2978AD #A029AD #AD5E29 #36AD29

square

#2978AD #A029AD #AD5E29 #36AD29

split-complementary

#2978AD #AD2936 #ADA029

monochromatic

#12334A #1D567C #2978AD #4198D2 #73B3DE

Accessibility & contrast

On white

4.79

#2978AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2978AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2978AD

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2978AD	#FFFFFF	#000000	##FFFFFF
##2978AD	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79AF

Deuteranopia (green-blind)

#4D6DAC

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2978ad;
/* rgb */ color: rgb(41, 120, 173);
/* oklch */ color: oklch(55.0% 0.112 242.5);

Tailwind

colors: {
  custom: {
    50: '#769ec5',
    500: '#2978ad',
    950: '#000000',
  },
}

SCSS

$custom: #2978ad;
$custom-light: #769ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2978ad",
  "rgb": {
    "r": 41,
    "g": 120,
    "b": 173
  },
  "hsl": {
    "h": 204.091,
    "s": 61.682,
    "l": 41.961
  },
  "oklch": {
    "l": 0.55016,
    "c": 0.11163,
    "h": 242.5
  },
  "luminance": 0.16921
}

Semantic roles & 50–950 ramp

primary

#2978AD

secondary

#C5906D

accent

#8443E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2978AD

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

Preview Lab → · Contrast checker → · Palette generator →