#2F4FA6#2F4FA6

#2F4FA6 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.4% C 0.145 H 265.7°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FA6
RGB	rgb(47, 79, 166)
HSL	hsl(224, 56%, 42%)
HSV	hsv(224, 72%, 65%)
CMYK	cmyk(71.7%, 52.4%, 0%, 34.9%)
CIE-LAB	lab(35.88, 18.90, -50.39)
CIE-LCH	lch(35.88, 53.82, 290.56°)
OKLab	oklab(45.41% -0.011 -0.1449)
OKLCH	oklch(45.41% 0.145 265.7)
XYZ	xyz(10.8488, 8.9484, 37.2245)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FA6 #A6862F

analogous

#2F8BA6 #2F4FA6 #4B2FA6

triadic

#2F4FA6 #A62F4F #4FA62F

tetradic

#2F4FA6 #A62F8B #A6862F #2FA64B

square

#2F4FA6 #A62F8B #A6862F #2FA64B

split-complementary

#2F4FA6 #A64B2F #8BA62F

monochromatic

#142247 #213876 #2F4FA6 #476BCB #7791D8

Accessibility & contrast

On white

7.53

#2F4FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#2F4FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4FA6

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FA6	#FFFFFF	#000000	##FFFFFF
##2F4FA6	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#175AA9

Deuteranopia (green-blind)

#004FA4

Tritanopia (blue-blind)

#006473

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2f4fa6;
/* rgb */ color: rgb(47, 79, 166);
/* oklch */ color: oklch(45.4% 0.145 265.7);

Tailwind

colors: {
  custom: {
    50: '#777fc1',
    500: '#2f4fa6',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fa6;
$custom-light: #777fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fa6",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 166
  },
  "hsl": {
    "h": 223.866,
    "s": 55.869,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45406,
    "c": 0.14527,
    "h": 265.7
  },
  "luminance": 0.08949
}

Semantic roles & 50–950 ramp

primary

#2F4FA6

secondary

#C1AB70

accent

#B749DF

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2F4FA6

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

Preview Lab → · Contrast checker → · Palette generator →