#2A77B3#2A77B3

#2A77B3 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.119 H 246.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#2A77B3
RGB	rgb(42, 119, 179)
HSL	hsl(206, 62%, 43%)
HSV	hsv(206, 77%, 70%)
CMYK	cmyk(76.5%, 33.5%, 0%, 29.8%)
CIE-LAB	lab(48.18, -2.40, -38.41)
CIE-LCH	lch(48.18, 38.48, 266.43°)
OKLab	oklab(55.14% -0.0482 -0.1091)
OKLCH	oklch(55.14% 0.119 246.1)
XYZ	xyz(15.6852, 16.9387, 45.0819)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A77B3 #B3662A

analogous

#2AB3AA #2A77B3 #2A33B3

triadic

#2A77B3 #B32A77 #77B32A

tetradic

#2A77B3 #AA2AB3 #B3662A #33B32A

square

#2A77B3 #AA2AB3 #B3662A #33B32A

split-complementary

#2A77B3 #B32A33 #B3AA2A

monochromatic

#133550 #1E5681 #2A77B3 #4696D4 #78B2DF

Accessibility & contrast

On white

4.79

#2A77B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#2A77B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A77B3

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A77B3	#FFFFFF	#000000	##FFFFFF
##2A77B3	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B79B6

Deuteranopia (green-blind)

#486DB2

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2a77b3;
/* rgb */ color: rgb(42, 119, 179);
/* oklch */ color: oklch(55.1% 0.119 246.1);

Tailwind

colors: {
  custom: {
    50: '#779dca',
    500: '#2a77b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a77b3;
$custom-light: #779dca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a77b3",
  "rgb": {
    "r": 42,
    "g": 119,
    "b": 179
  },
  "hsl": {
    "h": 206.277,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5514,
    "c": 0.11926,
    "h": 246.1
  },
  "luminance": 0.16941
}

Semantic roles & 50–950 ramp

primary

#2A77B3

secondary

#C79772

accent

#8A43E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A77B3

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

Preview Lab → · Contrast checker → · Palette generator →