#2977B2#2977B2

#2977B2 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.118 H 245.5°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#2977B2
RGB	rgb(41, 119, 178)
HSL	hsl(206, 63%, 43%)
HSV	hsv(206, 77%, 70%)
CMYK	cmyk(77%, 33.1%, 0%, 30.2%)
CIE-LAB	lab(48.11, -2.89, -37.95)
CIE-LCH	lch(48.11, 38.06, 265.65°)
OKLab	oklab(55.06% -0.0491 -0.1077)
OKLCH	oklch(55.06% 0.118 245.5)
XYZ	xyz(15.5441, 16.8776, 44.5493)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2977B2 #B26429

analogous

#29B2A8 #2977B2 #2933B2

triadic

#2977B2 #B22977 #77B229

tetradic

#2977B2 #A829B2 #B26429 #33B229

square

#2977B2 #A829B2 #B26429 #33B229

split-complementary

#2977B2 #B22933 #B2A829

monochromatic

#12344F #1E5680 #2977B2 #4496D4 #76B2DF

Accessibility & contrast

On white

4.80

#2977B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2977B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2977B2

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2977B2	#FFFFFF	#000000	##FFFFFF
##2977B2	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C79B5

Deuteranopia (green-blind)

#486CB1

Tritanopia (blue-blind)

#00858C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2977b2;
/* rgb */ color: rgb(41, 119, 178);
/* oklch */ color: oklch(55.1% 0.118 245.5);

Tailwind

colors: {
  custom: {
    50: '#779dc9',
    500: '#2977b2',
    950: '#000000',
  },
}

SCSS

$custom: #2977b2;
$custom-light: #779dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2977b2",
  "rgb": {
    "r": 41,
    "g": 119,
    "b": 178
  },
  "hsl": {
    "h": 205.839,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.55055,
    "c": 0.11839,
    "h": 245.5
  },
  "luminance": 0.16879
}

Semantic roles & 50–950 ramp

primary

#2977B2

secondary

#C79570

accent

#8942E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2977B2

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

Preview Lab → · Contrast checker → · Palette generator →