#2279BC#2279BC

#2279BC is a mid, vivid cyan. Relative luminance 0.176; OKLCH L 55.9% C 0.131 H 246.9°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#2279BC
RGB	rgb(34, 121, 188)
HSL	hsl(206, 69%, 44%)
HSV	hsv(206, 82%, 74%)
CMYK	cmyk(81.9%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(49.06, -1.11, -42.23)
CIE-LCH	lch(49.06, 42.24, 268.49°)
OKLab	oklab(55.93% -0.0513 -0.1203)
OKLCH	oklch(55.93% 0.131 246.9)
XYZ	xyz(16.5707, 17.6436, 50.0994)
Luminance	0.1765 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2279BC #BC6522

analogous

#22BCB2 #2279BC #222CBC

triadic

#2279BC #BC2279 #79BC22

tetradic

#2279BC #B222BC #BC6522 #2CBC22

square

#2279BC #B222BC #BC6522 #2CBC22

split-complementary

#2279BC #BC222C #BCB222

monochromatic

#0F3654 #195888 #2279BC #3F98DC #73B4E6

Accessibility & contrast

On white

4.64

#2279BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#2279BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2279BC

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2279BC	#FFFFFF	#000000	##FFFFFF
##2279BC	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#597CBF

Deuteranopia (green-blind)

#436EBB

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2279bc;
/* rgb */ color: rgb(34, 121, 188);
/* oklch */ color: oklch(55.9% 0.131 246.9);

Tailwind

colors: {
  custom: {
    50: '#779fd0',
    500: '#2279bc',
    950: '#000000',
  },
}

SCSS

$custom: #2279bc;
$custom-light: #779fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2279bc",
  "rgb": {
    "r": 34,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 206.104,
    "s": 69.369,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55931,
    "c": 0.13078,
    "h": 246.9
  },
  "luminance": 0.17646
}

Semantic roles & 50–950 ramp

primary

#2279BC

secondary

#CD976D

accent

#883CEC

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2279BC

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

Preview Lab → · Contrast checker → · Palette generator →