#2978A4#2978A4

#2978A4 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.5% C 0.102 H 237.6°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#2978A4
RGB	rgb(41, 120, 164)
HSL	hsl(201, 60%, 40%)
HSV	hsv(201, 75%, 64%)
CMYK	cmyk(75%, 26.8%, 0%, 35.7%)
CIE-LAB	lab(47.73, -8.59, -30.39)
CIE-LCH	lch(47.73, 31.58, 254.22°)
OKLab	oklab(54.54% -0.0545 -0.0857)
OKLCH	oklch(54.54% 0.102 237.6)
XYZ	xyz(14.3291, 16.5830, 37.5604)
Luminance	0.1658 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2978A4 #A45529

analogous

#29A492 #2978A4 #293BA4

triadic

#2978A4 #A42978 #78A429

tetradic

#2978A4 #9229A4 #A45529 #3BA429

square

#2978A4 #9229A4 #A45529 #3BA429

split-complementary

#2978A4 #A4293B #A49229

monochromatic

#113042 #1D5473 #2978A4 #3C9ACE #6DB3DA

Accessibility & contrast

On white

4.86

#2978A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#2978A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2978A4

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2978A4	#FFFFFF	#000000	##FFFFFF
##2978A4	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6378A6

Deuteranopia (green-blind)

#526CA3

Tritanopia (blue-blind)

#008387

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2978a4;
/* rgb */ color: rgb(41, 120, 164);
/* oklch */ color: oklch(54.5% 0.102 237.6);

Tailwind

colors: {
  custom: {
    50: '#749ebf',
    500: '#2978a4',
    950: '#000000',
  },
}

SCSS

$custom: #2978a4;
$custom-light: #749ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#2978a4",
  "rgb": {
    "r": 41,
    "g": 120,
    "b": 164
  },
  "hsl": {
    "h": 201.463,
    "s": 60,
    "l": 40.196
  },
  "oklch": {
    "l": 0.54535,
    "c": 0.10159,
    "h": 237.6
  },
  "luminance": 0.16585
}

Semantic roles & 50–950 ramp

primary

#2978A4

secondary

#C18868

accent

#7D45E3

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2978A4

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

Preview Lab → · Contrast checker → · Palette generator →