#2A77B0#2A77B0

#2A77B0 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 55.0% C 0.116 H 244.9°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#2A77B0
RGB	rgb(42, 119, 176)
HSL	hsl(206, 61%, 43%)
HSV	hsv(206, 76%, 69%)
CMYK	cmyk(76.1%, 32.4%, 0%, 31%)
CIE-LAB	lab(48.03, -3.50, -36.90)
CIE-LCH	lch(48.03, 37.07, 264.58°)
OKLab	oklab(54.97% -0.0491 -0.1047)
OKLCH	oklch(54.97% 0.116 244.9)
XYZ	xyz(15.3851, 16.8187, 43.5014)
Luminance	0.1682 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A77B0 #B0632A

analogous

#2AB0A6 #2A77B0 #2A34B0

triadic

#2A77B0 #B02A77 #77B02A

tetradic

#2A77B0 #A62AB0 #B0632A #34B02A

square

#2A77B0 #A62AB0 #B0632A #34B02A

split-complementary

#2A77B0 #B02A34 #B0A62A

monochromatic

#12344D #1E567F #2A77B0 #4596D3 #76B2DE

Accessibility & contrast

On white

4.81

#2A77B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#2A77B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A77B0

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A77B0	#FFFFFF	#000000	##FFFFFF
##2A77B0	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D79B2

Deuteranopia (green-blind)

#4A6CAF

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2a77b0;
/* rgb */ color: rgb(42, 119, 176);
/* oklch */ color: oklch(55.0% 0.116 244.9);

Tailwind

colors: {
  custom: {
    50: '#779ec8',
    500: '#2a77b0',
    950: '#000000',
  },
}

SCSS

$custom: #2a77b0;
$custom-light: #779ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a77b0",
  "rgb": {
    "r": 42,
    "g": 119,
    "b": 176
  },
  "hsl": {
    "h": 205.522,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.54971,
    "c": 0.11564,
    "h": 244.9
  },
  "luminance": 0.1682
}

Semantic roles & 50–950 ramp

primary

#2A77B0

secondary

#C69470

accent

#8843E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A77B0

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

Preview Lab → · Contrast checker → · Palette generator →