#2F4E9E#2F4E9E

#2F4E9E is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.135 H 265.3°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#2F4E9E
RGB	rgb(47, 78, 158)
HSL	hsl(223, 54%, 40%)
HSV	hsv(223, 70%, 62%)
CMYK	cmyk(70.3%, 50.6%, 0%, 38%)
CIE-LAB	lab(35.04, 16.54, -46.95)
CIE-LCH	lch(35.04, 49.78, 289.41°)
OKLab	oklab(44.59% -0.011 -0.1347)
OKLCH	oklch(44.59% 0.135 265.3)
XYZ	xyz(10.0661, 8.5207, 33.4553)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4E9E #9E7F2F

analogous

#2F859E #2F4E9E #472F9E

triadic

#2F4E9E #9E2F4E #4E9E2F

tetradic

#2F4E9E #9E2F85 #9E7F2F #2F9E47

square

#2F4E9E #9E2F85 #9E7F2F #2F9E47

split-complementary

#2F4E9E #9E472F #859E2F

monochromatic

#131F40 #21376F #2F4E9E #4368C7 #728ED5

Accessibility & contrast

On white

7.77

#2F4E9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2F4E9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4E9E

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4E9E	#FFFFFF	#000000	##FFFFFF
##2F4E9E	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2058A1

Deuteranopia (green-blind)

#004E9C

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4e9e;
/* rgb */ color: rgb(47, 78, 158);
/* oklch */ color: oklch(44.6% 0.135 265.3);

Tailwind

colors: {
  custom: {
    50: '#757fbb',
    500: '#2f4e9e',
    950: '#000000',
  },
}

SCSS

$custom: #2f4e9e;
$custom-light: #757fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4e9e",
  "rgb": {
    "r": 47,
    "g": 78,
    "b": 158
  },
  "hsl": {
    "h": 223.243,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44589,
    "c": 0.1352,
    "h": 265.3
  },
  "luminance": 0.08522
}

Semantic roles & 50–950 ramp

primary

#2F4E9E

secondary

#BDA66C

accent

#B44ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2F4E9E

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

Preview Lab → · Contrast checker → · Palette generator →