#2978AE#2978AE

#2978AE is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.1% C 0.113 H 243.0°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#2978AE
RGB	rgb(41, 120, 174)
HSL	hsl(204, 62%, 42%)
HSV	hsv(204, 76%, 68%)
CMYK	cmyk(76.4%, 31%, 0%, 31.8%)
CIE-LAB	lab(48.21, -4.96, -35.47)
CIE-LCH	lch(48.21, 35.81, 262.04°)
OKLab	oklab(55.07% -0.0512 -0.1005)
OKLCH	oklch(55.07% 0.113 243)
XYZ	xyz(15.2679, 16.9586, 42.5048)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2978AE #AE5F29

analogous

#29AEA2 #2978AE #2936AE

triadic

#2978AE #AE2978 #78AE29

tetradic

#2978AE #A229AE #AE5F29 #36AE29

square

#2978AE #A229AE #AE5F29 #36AE29

split-complementary

#2978AE #AE2936 #AEA229

monochromatic

#12344B #1D567C #2978AE #4298D2 #73B3DE

Accessibility & contrast

On white

4.78

#2978AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#2978AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2978AE

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2978AE	#FFFFFF	#000000	##FFFFFF
##2978AE	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79B0

Deuteranopia (green-blind)

#4D6DAD

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2978ae;
/* rgb */ color: rgb(41, 120, 174);
/* oklch */ color: oklch(55.1% 0.113 243.0);

Tailwind

colors: {
  custom: {
    50: '#769ec6',
    500: '#2978ae',
    950: '#000000',
  },
}

SCSS

$custom: #2978ae;
$custom-light: #769ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#2978ae",
  "rgb": {
    "r": 41,
    "g": 120,
    "b": 174
  },
  "hsl": {
    "h": 204.361,
    "s": 61.86,
    "l": 42.157
  },
  "oklch": {
    "l": 0.5507,
    "c": 0.1128,
    "h": 243
  },
  "luminance": 0.1696
}

Semantic roles & 50–950 ramp

primary

#2978AE

secondary

#C5916D

accent

#8543E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2978AE

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

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