#2B77B4#2B77B4

#2B77B4 is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.2% C 0.120 H 246.8°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#2B77B4
RGB	rgb(43, 119, 180)
HSL	hsl(207, 61%, 44%)
HSV	hsv(207, 76%, 71%)
CMYK	cmyk(76.1%, 33.9%, 0%, 29.4%)
CIE-LAB	lab(48.26, -1.90, -38.86)
CIE-LCH	lch(48.26, 38.91, 267.20°)
OKLab	oklab(55.23% -0.0474 -0.1104)
OKLCH	oklch(55.23% 0.12 246.8)
XYZ	xyz(15.8281, 17.0007, 45.6184)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77B4 #B4682B

analogous

#2BB4AC #2B77B4 #2B33B4

triadic

#2B77B4 #B42B77 #77B42B

tetradic

#2B77B4 #AC2BB4 #B4682B #33B42B

square

#2B77B4 #AC2BB4 #B4682B #33B42B

split-complementary

#2B77B4 #B42B33 #B4AC2B

monochromatic

#133651 #1F5683 #2B77B4 #4996D3 #7AB2DF

Accessibility & contrast

On white

4.77

#2B77B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#2B77B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77B4

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77B4	#FFFFFF	#000000	##FFFFFF
##2B77B4	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)

#5B7AB7

Deuteranopia (green-blind)

#476DB3

Tritanopia (blue-blind)

#00868D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2b77b4;
/* rgb */ color: rgb(43, 119, 180);
/* oklch */ color: oklch(55.2% 0.120 246.8);

Tailwind

colors: {
  custom: {
    50: '#789dcb',
    500: '#2b77b4',
    950: '#000000',
  },
}

SCSS

$custom: #2b77b4;
$custom-light: #789dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77b4",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 180
  },
  "hsl": {
    "h": 206.715,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55226,
    "c": 0.12014,
    "h": 246.8
  },
  "luminance": 0.17003
}

Semantic roles & 50–950 ramp

primary

#2B77B4

secondary

#C79973

accent

#8B43E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B77B4

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

Preview Lab → · Contrast checker → · Palette generator →