#2F4FA8#2F4FA8

#2F4FA8 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.6% C 0.148 H 265.8°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FA8
RGB	rgb(47, 79, 168)
HSL	hsl(224, 56%, 42%)
HSV	hsv(224, 72%, 66%)
CMYK	cmyk(72%, 53%, 0%, 34.1%)
CIE-LAB	lab(36.03, 19.66, -51.35)
CIE-LCH	lch(36.03, 54.99, 290.94°)
OKLab	oklab(45.56% -0.0108 -0.1477)
OKLCH	oklch(45.56% 0.148 265.8)
XYZ	xyz(11.0337, 9.0223, 38.1982)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FA8 #A8882F

analogous

#2F8CA8 #2F4FA8 #4B2FA8

triadic

#2F4FA8 #A82F4F #4FA82F

tetradic

#2F4FA8 #A82F8C #A8882F #2FA84B

square

#2F4FA8 #A82F8C #A8882F #2FA84B

split-complementary

#2F4FA8 #A84B2F #8CA82F

monochromatic

#142248 #223978 #2F4FA8 #486BCC #7892D9

Accessibility & contrast

On white

7.49

#2F4FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#2F4FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4FA8

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FA8	#FFFFFF	#000000	##FFFFFF
##2F4FA8	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#135BAB

Deuteranopia (green-blind)

#004FA6

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4fa8;
/* rgb */ color: rgb(47, 79, 168);
/* oklch */ color: oklch(45.6% 0.148 265.8);

Tailwind

colors: {
  custom: {
    50: '#777fc2',
    500: '#2f4fa8',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fa8;
$custom-light: #777fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fa8",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 168
  },
  "hsl": {
    "h": 224.132,
    "s": 56.279,
    "l": 42.157
  },
  "oklch": {
    "l": 0.45559,
    "c": 0.14808,
    "h": 265.8
  },
  "luminance": 0.09023
}

Semantic roles & 50–950 ramp

primary

#2F4FA8

secondary

#C1AC71

accent

#B848E0

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2F4FA8

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

Preview Lab → · Contrast checker → · Palette generator →