#2F78BC#2F78BC

#2F78BC is a mid, vivid cyan. Relative luminance 0.177; OKLCH L 56.0% C 0.128 H 249.9°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#2F78BC
RGB	rgb(47, 120, 188)
HSL	hsl(209, 60%, 46%)
HSV	hsv(209, 75%, 74%)
CMYK	cmyk(75%, 36.2%, 0%, 26.3%)
CIE-LAB	lab(49.09, 0.95, -42.16)
CIE-LCH	lch(49.09, 42.17, 271.29°)
OKLab	oklab(56.05% -0.0439 -0.12)
OKLCH	oklch(56.05% 0.128 249.9)
XYZ	xyz(16.9624, 17.6662, 50.0831)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F78BC #BC732F

analogous

#2FBCB9 #2F78BC #2F31BC

triadic

#2F78BC #BC2F78 #78BC2F

tetradic

#2F78BC #B92FBC #BC732F #31BC2F

square

#2F78BC #B92FBC #BC732F #31BC2F

split-complementary

#2F78BC #BC2F31 #BCB92F

monochromatic

#17395A #23598B #2F78BC #5496D4 #85B4E0

Accessibility & contrast

On white

4.63

#2F78BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#2F78BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2F78BC

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F78BC	#FFFFFF	#000000	##FFFFFF
##2F78BC	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#597CBF

Deuteranopia (green-blind)

#446FBB

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2f78bc;
/* rgb */ color: rgb(47, 120, 188);
/* oklch */ color: oklch(56.0% 0.128 249.9);

Tailwind

colors: {
  custom: {
    50: '#7b9ed0',
    500: '#2f78bc',
    950: '#000000',
  },
}

SCSS

$custom: #2f78bc;
$custom-light: #7b9ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f78bc",
  "rgb": {
    "r": 47,
    "g": 120,
    "b": 188
  },
  "hsl": {
    "h": 208.936,
    "s": 60,
    "l": 46.078
  },
  "oklch": {
    "l": 0.56045,
    "c": 0.12776,
    "h": 249.9
  },
  "luminance": 0.17668
}

Semantic roles & 50–950 ramp

primary

#2F78BC

secondary

#CAA27D

accent

#9145E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #2F78BC

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

Preview Lab → · Contrast checker → · Palette generator →