#2978A3#2978A3

#2978A3 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.5% C 0.101 H 236.9°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#2978A3
RGB	rgb(41, 120, 163)
HSL	hsl(201, 60%, 40%)
HSV	hsv(201, 75%, 64%)
CMYK	cmyk(74.8%, 26.4%, 0%, 36.1%)
CIE-LAB	lab(47.68, -8.95, -29.87)
CIE-LCH	lch(47.68, 31.18, 253.33°)
OKLab	oklab(54.48% -0.0549 -0.0842)
OKLCH	oklch(54.48% 0.101 236.9)
XYZ	xyz(14.2392, 16.5471, 37.0867)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2978A3 #A35429

analogous

#29A391 #2978A3 #293BA3

triadic

#2978A3 #A32978 #78A329

tetradic

#2978A3 #9129A3 #A35429 #3BA329

square

#2978A3 #9129A3 #A35429 #3BA329

split-complementary

#2978A3 #A3293B #A39129

monochromatic

#103041 #1D5472 #2978A3 #3B9ACE #6CB3DA

Accessibility & contrast

On white

4.87

#2978A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#2978A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2978A3

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2978A3	#FFFFFF	#000000	##FFFFFF
##2978A3	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6378A5

Deuteranopia (green-blind)

#536CA2

Tritanopia (blue-blind)

#008387

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2978a3;
/* rgb */ color: rgb(41, 120, 163);
/* oklch */ color: oklch(54.5% 0.101 236.9);

Tailwind

colors: {
  custom: {
    50: '#749ebe',
    500: '#2978a3',
    950: '#000000',
  },
}

SCSS

$custom: #2978a3;
$custom-light: #749ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#2978a3",
  "rgb": {
    "r": 41,
    "g": 120,
    "b": 163
  },
  "hsl": {
    "h": 201.148,
    "s": 59.804,
    "l": 40
  },
  "oklch": {
    "l": 0.54483,
    "c": 0.10054,
    "h": 236.9
  },
  "luminance": 0.16549
}

Semantic roles & 50–950 ramp

primary

#2978A3

secondary

#C18767

accent

#7D45E3

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2978A3

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

Preview Lab → · Contrast checker → · Palette generator →