#2A77B5#2A77B5

#2A77B5 is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.3% C 0.122 H 246.9°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#2A77B5
RGB	rgb(42, 119, 181)
HSL	hsl(207, 62%, 44%)
HSV	hsv(207, 77%, 71%)
CMYK	cmyk(76.8%, 34.3%, 0%, 29%)
CIE-LAB	lab(48.29, -1.66, -39.40)
CIE-LCH	lch(48.29, 39.44, 267.59°)
OKLab	oklab(55.26% -0.0477 -0.112)
OKLCH	oklch(55.26% 0.122 246.9)
XYZ	xyz(15.8890, 17.0202, 46.1549)
Luminance	0.1702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A77B5 #B5682A

analogous

#2AB5AD #2A77B5 #2A31B5

triadic

#2A77B5 #B52A77 #77B52A

tetradic

#2A77B5 #AD2AB5 #B5682A #31B52A

square

#2A77B5 #AD2AB5 #B5682A #31B52A

split-complementary

#2A77B5 #B52A31 #B5AD2A

monochromatic

#133652 #1E5683 #2A77B5 #4896D4 #79B2E0

Accessibility & contrast

On white

4.77

#2A77B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#2A77B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A77B5

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A77B5	#FFFFFF	#000000	##FFFFFF
##2A77B5	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7AB8

Deuteranopia (green-blind)

#466DB4

Tritanopia (blue-blind)

#00868D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2a77b5;
/* rgb */ color: rgb(42, 119, 181);
/* oklch */ color: oklch(55.3% 0.122 246.9);

Tailwind

colors: {
  custom: {
    50: '#789dcb',
    500: '#2a77b5',
    950: '#000000',
  },
}

SCSS

$custom: #2a77b5;
$custom-light: #789dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a77b5",
  "rgb": {
    "r": 42,
    "g": 119,
    "b": 181
  },
  "hsl": {
    "h": 206.763,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55255,
    "c": 0.1217,
    "h": 246.9
  },
  "luminance": 0.17022
}

Semantic roles & 50–950 ramp

primary

#2A77B5

secondary

#C89973

accent

#8B42E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A77B5

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

Preview Lab → · Contrast checker → · Palette generator →