#2F4EB0#2F4EB0

#2F4EB0 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.0% C 0.160 H 266.7°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F4EB0
RGB	rgb(47, 78, 176)
HSL	hsl(226, 58%, 44%)
HSV	hsv(226, 73%, 69%)
CMYK	cmyk(73.3%, 55.7%, 0%, 31%)
CIE-LAB	lab(36.34, 23.33, -55.60)
CIE-LCH	lch(36.34, 60.30, 292.77°)
OKLab	oklab(45.98% -0.0093 -0.1602)
OKLCH	oklch(45.98% 0.16 266.7)
XYZ	xyz(11.7304, 9.1865, 42.2208)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4EB0 #B0912F

analogous

#2F8EB0 #2F4EB0 #502FB0

triadic

#2F4EB0 #B02F4E #4EB02F

tetradic

#2F4EB0 #B02F8E #B0912F #2FB050

square

#2F4EB0 #B02F8E #B0912F #2FB050

split-complementary

#2F4EB0 #B0502F #8EB02F

monochromatic

#15234F #223980 #2F4EB0 #4D6CCF #7D94DC

Accessibility & contrast

On white

7.40

#2F4EB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2F4EB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4EB0

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4EB0	#FFFFFF	#000000	##FFFFFF
##2F4EB0	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB3

Deuteranopia (green-blind)

#0050AE

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4eb0;
/* rgb */ color: rgb(47, 78, 176);
/* oklch */ color: oklch(46.0% 0.160 266.7);

Tailwind

colors: {
  custom: {
    50: '#797fc8',
    500: '#2f4eb0',
    950: '#000000',
  },
}

SCSS

$custom: #2f4eb0;
$custom-light: #797fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4eb0",
  "rgb": {
    "r": 47,
    "g": 78,
    "b": 176
  },
  "hsl": {
    "h": 225.581,
    "s": 57.848,
    "l": 43.725
  },
  "oklch": {
    "l": 0.45982,
    "c": 0.16047,
    "h": 266.7
  },
  "luminance": 0.09188
}

Semantic roles & 50–950 ramp

primary

#2F4EB0

secondary

#C5B276

accent

#BC47E1

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2F4EB0

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

Preview Lab → · Contrast checker → · Palette generator →