#2F56B8#2F56B8

#2F56B8 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.3% C 0.161 H 264.7°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#2F56B8
RGB	rgb(47, 86, 184)
HSL	hsl(223, 59%, 45%)
HSV	hsv(223, 74%, 72%)
CMYK	cmyk(74.5%, 53.3%, 0%, 27.8%)
CIE-LAB	lab(39.10, 21.08, -55.84)
CIE-LCH	lch(39.10, 59.68, 290.68°)
OKLab	oklab(48.26% -0.015 -0.1608)
OKLCH	oklch(48.26% 0.161 264.7)
XYZ	xyz(13.1487, 10.7192, 46.7141)
Luminance	0.1072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F56B8 #B8912F

analogous

#2F9AB8 #2F56B8 #4D2FB8

triadic

#2F56B8 #B82F56 #56B82F

tetradic

#2F56B8 #B82F9A #B8912F #2FB84D

square

#2F56B8 #B82F9A #B8912F #2FB84D

split-complementary

#2F56B8 #B84D2F #9AB82F

monochromatic

#162857 #233F87 #2F56B8 #5276D3 #829DDF

Accessibility & contrast

On white

6.68

#2F56B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#2F56B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F56B8

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F56B8	#FFFFFF	#000000	##FFFFFF
##2F56B8	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D63BB

Deuteranopia (green-blind)

#0056B6

Tritanopia (blue-blind)

#006E7E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2f56b8;
/* rgb */ color: rgb(47, 86, 184);
/* oklch */ color: oklch(48.3% 0.161 264.7);

Tailwind

colors: {
  custom: {
    50: '#7b85ce',
    500: '#2f56b8',
    950: '#000000',
  },
}

SCSS

$custom: #2f56b8;
$custom-light: #7b85ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f56b8",
  "rgb": {
    "r": 47,
    "g": 86,
    "b": 184
  },
  "hsl": {
    "h": 222.92,
    "s": 59.307,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48255,
    "c": 0.16147,
    "h": 264.7
  },
  "luminance": 0.10721
}

Semantic roles & 50–950 ramp

primary

#2F56B8

secondary

#C8B27B

accent

#B645E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2F56B8

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

Preview Lab → · Contrast checker → · Palette generator →