#2F4A9E#2F4A9E

#2F4A9E is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.7% C 0.140 H 267.0°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2F4A9E
RGB	rgb(47, 74, 158)
HSL	hsl(225, 54%, 40%)
HSV	hsv(225, 70%, 62%)
CMYK	cmyk(70.3%, 53.2%, 0%, 38%)
CIE-LAB	lab(33.92, 19.21, -48.77)
CIE-LCH	lch(33.92, 52.41, 291.50°)
OKLab	oklab(43.74% -0.0073 -0.1402)
OKLCH	oklch(43.74% 0.14 267)
XYZ	xyz(9.7905, 7.9695, 33.3634)
Luminance	0.0797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4A9E #9E832F

analogous

#2F829E #2F4A9E #4B2F9E

triadic

#2F4A9E #9E2F4A #4A9E2F

tetradic

#2F4A9E #9E2F82 #9E832F #2F9E4B

square

#2F4A9E #9E2F82 #9E832F #2F9E4B

split-complementary

#2F4A9E #9E4B2F #829E2F

monochromatic

#131E40 #21346F #2F4A9E #4363C7 #728AD5

Accessibility & contrast

On white

8.09

#2F4A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#2F4A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4A9E

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4A9E	#FFFFFF	#000000	##FFFFFF
##2F4A9E	1.00	8.09	2.59	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1355A1

Deuteranopia (green-blind)

#004B9C

Tritanopia (blue-blind)

#005E6C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f4a9e;
/* rgb */ color: rgb(47, 74, 158);
/* oklch */ color: oklch(43.7% 0.140 267.0);

Tailwind

colors: {
  custom: {
    50: '#767cbb',
    500: '#2f4a9e',
    950: '#000000',
  },
}

SCSS

$custom: #2f4a9e;
$custom-light: #767cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4a9e",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 158
  },
  "hsl": {
    "h": 225.405,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.43735,
    "c": 0.14035,
    "h": 267
  },
  "luminance": 0.07971
}

Semantic roles & 50–950 ramp

primary

#2F4A9E

secondary

#BDA96C

accent

#BA4ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F4A9E

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

Preview Lab → · Contrast checker → · Palette generator →