#2F4FA7#2F4FA7

#2F4FA7 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.147 H 265.8°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FA7
RGB	rgb(47, 79, 167)
HSL	hsl(224, 56%, 42%)
HSV	hsv(224, 72%, 65%)
CMYK	cmyk(71.9%, 52.7%, 0%, 34.5%)
CIE-LAB	lab(35.96, 19.28, -50.87)
CIE-LCH	lch(35.96, 54.40, 290.75°)
OKLab	oklab(45.48% -0.0109 -0.1463)
OKLCH	oklch(45.48% 0.147 265.8)
XYZ	xyz(10.9409, 8.9852, 37.7094)
Luminance	0.0899 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FA7 #A7872F

analogous

#2F8BA7 #2F4FA7 #4B2FA7

triadic

#2F4FA7 #A72F4F #4FA72F

tetradic

#2F4FA7 #A72F8B #A7872F #2FA74B

square

#2F4FA7 #A72F8B #A7872F #2FA74B

split-complementary

#2F4FA7 #A74B2F #8BA72F

monochromatic

#142247 #223877 #2F4FA7 #486BCB #7891D9

Accessibility & contrast

On white

7.51

#2F4FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#2F4FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4FA7

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FA7	#FFFFFF	#000000	##FFFFFF
##2F4FA7	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155AAA

Deuteranopia (green-blind)

#004FA5

Tritanopia (blue-blind)

#006473

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4fa7;
/* rgb */ color: rgb(47, 79, 167);
/* oklch */ color: oklch(45.5% 0.147 265.8);

Tailwind

colors: {
  custom: {
    50: '#777fc2',
    500: '#2f4fa7',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fa7;
$custom-light: #777fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fa7",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 167
  },
  "hsl": {
    "h": 224,
    "s": 56.075,
    "l": 41.961
  },
  "oklch": {
    "l": 0.45482,
    "c": 0.14668,
    "h": 265.8
  },
  "luminance": 0.08986
}

Semantic roles & 50–950 ramp

primary

#2F4FA7

secondary

#C1AC71

accent

#B748DF

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2F4FA7

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

Preview Lab → · Contrast checker → · Palette generator →