#2F4EB1#2F4EB1

#2F4EB1 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.1% C 0.162 H 266.7°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#2F4EB1
RGB	rgb(47, 78, 177)
HSL	hsl(226, 58%, 44%)
HSV	hsv(226, 73%, 69%)
CMYK	cmyk(73.4%, 55.9%, 0%, 30.6%)
CIE-LAB	lab(36.42, 23.71, -56.07)
CIE-LCH	lch(36.42, 60.88, 292.92°)
OKLab	oklab(46.06% -0.0093 -0.1616)
OKLCH	oklch(46.06% 0.162 266.7)
XYZ	xyz(11.8297, 9.2262, 42.7438)
Luminance	0.0923 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4EB1 #B1922F

analogous

#2F8FB1 #2F4EB1 #512FB1

triadic

#2F4EB1 #B12F4E #4EB12F

tetradic

#2F4EB1 #B12F8F #B1922F #2FB151

square

#2F4EB1 #B12F8F #B1922F #2FB151

split-complementary

#2F4EB1 #B1512F #8FB12F

monochromatic

#152350 #223981 #2F4EB1 #4D6CD0 #7E94DD

Accessibility & contrast

On white

7.38

#2F4EB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2F4EB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4EB1

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4EB1	#FFFFFF	#000000	##FFFFFF
##2F4EB1	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB4

Deuteranopia (green-blind)

#0050AF

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2f4eb1;
/* rgb */ color: rgb(47, 78, 177);
/* oklch */ color: oklch(46.1% 0.162 266.7);

Tailwind

colors: {
  custom: {
    50: '#797fc9',
    500: '#2f4eb1',
    950: '#000000',
  },
}

SCSS

$custom: #2f4eb1;
$custom-light: #797fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4eb1",
  "rgb": {
    "r": 47,
    "g": 78,
    "b": 177
  },
  "hsl": {
    "h": 225.692,
    "s": 58.036,
    "l": 43.922
  },
  "oklch": {
    "l": 0.46063,
    "c": 0.16185,
    "h": 266.7
  },
  "luminance": 0.09227
}

Semantic roles & 50–950 ramp

primary

#2F4EB1

secondary

#C5B376

accent

#BC47E1

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2F4EB1

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

Preview Lab → · Contrast checker → · Palette generator →