#2977B6#2977B6

#2977B6 is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.3% C 0.123 H 247.1°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#2977B6
RGB	rgb(41, 119, 182)
HSL	hsl(207, 63%, 44%)
HSV	hsv(207, 77%, 71%)
CMYK	cmyk(77.5%, 34.6%, 0%, 28.6%)
CIE-LAB	lab(48.31, -1.41, -39.94)
CIE-LCH	lch(48.31, 39.97, 267.99°)
OKLab	oklab(55.29% -0.0479 -0.1136)
OKLCH	oklch(55.29% 0.123 247.1)
XYZ	xyz(15.9515, 17.0406, 46.6954)
Luminance	0.1704 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2977B6 #B66829

analogous

#29B6AE #2977B6 #2930B6

triadic

#2977B6 #B62977 #77B629

tetradic

#2977B6 #AE29B6 #B66829 #30B629

square

#2977B6 #AE29B6 #B66829 #30B629

split-complementary

#2977B6 #B62930 #B6AE29

monochromatic

#123652 #1E5684 #2977B6 #4796D5 #79B2E1

Accessibility & contrast

On white

4.76

#2977B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#2977B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2977B6

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2977B6	#FFFFFF	#000000	##FFFFFF
##2977B6	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7AB9

Deuteranopia (green-blind)

#456DB5

Tritanopia (blue-blind)

#00868E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2977b6;
/* rgb */ color: rgb(41, 119, 182);
/* oklch */ color: oklch(55.3% 0.123 247.1);

Tailwind

colors: {
  custom: {
    50: '#779dcc',
    500: '#2977b6',
    950: '#000000',
  },
}

SCSS

$custom: #2977b6;
$custom-light: #779dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#2977b6",
  "rgb": {
    "r": 41,
    "g": 119,
    "b": 182
  },
  "hsl": {
    "h": 206.809,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55285,
    "c": 0.12326,
    "h": 247.1
  },
  "luminance": 0.17042
}

Semantic roles & 50–950 ramp

primary

#2977B6

secondary

#C99972

accent

#8B42E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2977B6

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

Preview Lab → · Contrast checker → · Palette generator →