#2F4DB1#2F4DB1

#2F4DB1 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.163 H 267.0°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#2F4DB1
RGB	rgb(47, 77, 177)
HSL	hsl(226, 58%, 44%)
HSV	hsv(226, 73%, 69%)
CMYK	cmyk(73.4%, 56.5%, 0%, 30.6%)
CIE-LAB	lab(36.15, 24.37, -56.51)
CIE-LCH	lch(36.15, 61.54, 293.33°)
OKLab	oklab(45.86% -0.0085 -0.1629)
OKLCH	oklch(45.86% 0.163 267)
XYZ	xyz(11.7592, 9.0852, 42.7203)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4DB1 #B1932F

analogous

#2F8EB1 #2F4DB1 #522FB1

triadic

#2F4DB1 #B12F4D #4DB12F

tetradic

#2F4DB1 #B12F8E #B1932F #2FB152

square

#2F4DB1 #B12F8E #B1932F #2FB152

split-complementary

#2F4DB1 #B1522F #8EB12F

monochromatic

#152350 #223881 #2F4DB1 #4D6BD0 #7E94DD

Accessibility & contrast

On white

7.45

#2F4DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2F4DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4DB1

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4DB1	#FFFFFF	#000000	##FFFFFF
##2F4DB1	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB4

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4db1;
/* rgb */ color: rgb(47, 77, 177);
/* oklch */ color: oklch(45.9% 0.163 267.0);

Tailwind

colors: {
  custom: {
    50: '#7a7ec9',
    500: '#2f4db1',
    950: '#000000',
  },
}

SCSS

$custom: #2f4db1;
$custom-light: #7a7ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4db1",
  "rgb": {
    "r": 47,
    "g": 77,
    "b": 177
  },
  "hsl": {
    "h": 226.154,
    "s": 58.036,
    "l": 43.922
  },
  "oklch": {
    "l": 0.45861,
    "c": 0.1631,
    "h": 267
  },
  "luminance": 0.09086
}

Semantic roles & 50–950 ramp

primary

#2F4DB1

secondary

#C5B376

accent

#BE47E1

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2F4DB1

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

Preview Lab → · Contrast checker → · Palette generator →