#2B77BF#2B77BF

#2B77BF is a mid, vivid cyan. Relative luminance 0.175; OKLCH L 55.9% C 0.134 H 250.6°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#2B77BF
RGB	rgb(43, 119, 191)
HSL	hsl(209, 63%, 46%)
HSV	hsv(209, 77%, 75%)
CMYK	cmyk(77.5%, 37.7%, 0%, 25.1%)
CIE-LAB	lab(48.84, 2.18, -44.29)
CIE-LCH	lch(48.84, 44.34, 272.82°)
OKLab	oklab(55.87% -0.0444 -0.1263)
OKLCH	oklch(55.87% 0.134 250.6)
XYZ	xyz(16.9935, 17.4668, 51.7559)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B77BF #BF732B

analogous

#2BBFBD #2B77BF #2B2DBF

triadic

#2B77BF #BF2B77 #77BF2B

tetradic

#2B77BF #BD2BBF #BF732B #2DBF2B

square

#2B77BF #BD2BBF #BF732B #2DBF2B

split-complementary

#2B77BF #BF2B2D #BFBD2B

monochromatic

#15395B #20588D #2B77BF #5095D8 #82B4E3

Accessibility & contrast

On white

4.67

#2B77BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#2B77BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B77BF

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B77BF	#FFFFFF	#000000	##FFFFFF
##2B77BF	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#557BC2

Deuteranopia (green-blind)

#3E6EBE

Tritanopia (blue-blind)

#008892

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2b77bf;
/* rgb */ color: rgb(43, 119, 191);
/* oklch */ color: oklch(55.9% 0.134 250.6);

Tailwind

colors: {
  custom: {
    50: '#7a9dd3',
    500: '#2b77bf',
    950: '#000000',
  },
}

SCSS

$custom: #2b77bf;
$custom-light: #7a9dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b77bf",
  "rgb": {
    "r": 43,
    "g": 119,
    "b": 191
  },
  "hsl": {
    "h": 209.189,
    "s": 63.248,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55873,
    "c": 0.13386,
    "h": 250.6
  },
  "luminance": 0.17469
}

Semantic roles & 50–950 ramp

primary

#2B77BF

secondary

#CCA27A

accent

#9242E6

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #2B77BF

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

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