#2F4FB2#2F4FB2

#2F4FB2 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.3% C 0.162 H 266.5°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FB2
RGB	rgb(47, 79, 178)
HSL	hsl(225, 58%, 44%)
HSV	hsv(225, 74%, 70%)
CMYK	cmyk(73.6%, 55.6%, 0%, 30.2%)
CIE-LAB	lab(36.76, 23.42, -56.10)
CIE-LCH	lch(36.76, 60.80, 292.66°)
OKLab	oklab(46.35% -0.01 -0.1617)
OKLCH	oklch(46.35% 0.162 266.5)
XYZ	xyz(12.0013, 9.4094, 43.2945)
Luminance	0.0941 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FB2 #B2922F

analogous

#2F90B2 #2F4FB2 #512FB2

triadic

#2F4FB2 #B22F4F #4FB22F

tetradic

#2F4FB2 #B22F90 #B2922F #2FB251

square

#2F4FB2 #B22F90 #B2922F #2FB251

split-complementary

#2F4FB2 #B2512F #90B22F

monochromatic

#152451 #223A82 #2F4FB2 #4E6ED0 #7E95DD

Accessibility & contrast

On white

7.29

#2F4FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#2F4FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4FB2

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FB2	#FFFFFF	#000000	##FFFFFF
##2F4FB2	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB5

Deuteranopia (green-blind)

#0051B0

Tritanopia (blue-blind)

#006778

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2f4fb2;
/* rgb */ color: rgb(47, 79, 178);
/* oklch */ color: oklch(46.3% 0.162 266.5);

Tailwind

colors: {
  custom: {
    50: '#7a7fca',
    500: '#2f4fb2',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fb2;
$custom-light: #7a7fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fb2",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 178
  },
  "hsl": {
    "h": 225.344,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.46346,
    "c": 0.16197,
    "h": 266.5
  },
  "luminance": 0.09411
}

Semantic roles & 50–950 ramp

primary

#2F4FB2

secondary

#C6B377

accent

#BC46E1

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2F4FB2

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

Preview Lab → · Contrast checker → · Palette generator →