#2F4CB4#2F4CB4

#2F4CB4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.168 H 267.4°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#2F4CB4
RGB	rgb(47, 76, 180)
HSL	hsl(227, 59%, 45%)
HSV	hsv(227, 74%, 71%)
CMYK	cmyk(73.9%, 57.8%, 0%, 29.4%)
CIE-LAB	lab(36.11, 26.15, -58.34)
CIE-LCH	lch(36.11, 63.93, 294.15°)
OKLab	oklab(45.91% -0.0076 -0.1683)
OKLCH	oklch(45.91% 0.168 267.4)
XYZ	xyz(11.9921, 9.0672, 44.2893)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4CB4 #B4972F

analogous

#2F8FB4 #2F4CB4 #542FB4

triadic

#2F4CB4 #B42F4C #4CB42F

tetradic

#2F4CB4 #B42F8F #B4972F #2FB454

square

#2F4CB4 #B42F8F #B4972F #2FB454

split-complementary

#2F4CB4 #B4542F #8FB42F

monochromatic

#162353 #223883 #2F4CB4 #4F6BD1 #8094DE

Accessibility & contrast

On white

7.46

#2F4CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#2F4CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4CB4

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4CB4	#FFFFFF	#000000	##FFFFFF
##2F4CB4	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB8

Deuteranopia (green-blind)

#004FB2

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4cb4;
/* rgb */ color: rgb(47, 76, 180);
/* oklch */ color: oklch(45.9% 0.168 267.4);

Tailwind

colors: {
  custom: {
    50: '#7a7dcb',
    500: '#2f4cb4',
    950: '#000000',
  },
}

SCSS

$custom: #2f4cb4;
$custom-light: #7a7dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4cb4",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 180
  },
  "hsl": {
    "h": 226.917,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45908,
    "c": 0.16845,
    "h": 267.4
  },
  "luminance": 0.09069
}

Semantic roles & 50–950 ramp

primary

#2F4CB4

secondary

#C7B678

accent

#C046E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F4CB4

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

Preview Lab → · Contrast checker → · Palette generator →