#2F4A84#2F4A84

#2F4A84 is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.9% C 0.102 H 263.8°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#2F4A84
RGB	rgb(47, 74, 132)
HSL	hsl(221, 47%, 35%)
HSV	hsv(221, 64%, 52%)
CMYK	cmyk(64.4%, 43.9%, 0%, 48.2%)
CIE-LAB	lab(32.18, 9.45, -35.69)
CIE-LCH	lch(32.18, 36.91, 284.83°)
OKLab	oklab(41.85% -0.0111 -0.1017)
OKLCH	oklch(41.85% 0.102 263.8)
XYZ	xyz(7.7845, 7.1671, 22.7985)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4A84 #84692F

analogous

#2F7584 #2F4A84 #3E2F84

triadic

#2F4A84 #842F4A #4A842F

tetradic

#2F4A84 #842F75 #84692F #2F843E

square

#2F4A84 #842F75 #84692F #2F843E

split-complementary

#2F4A84 #843E2F #75842F

monochromatic

#0F172A #1F3157 #2F4A84 #3F63B1 #6585C8

Accessibility & contrast

On white

8.63

#2F4A84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2F4A84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4A84

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4A84	#FFFFFF	#000000	##FFFFFF
##2F4A84	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305086

Deuteranopia (green-blind)

#234883

Tritanopia (blue-blind)

#005760

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f4a84;
/* rgb */ color: rgb(47, 74, 132);
/* oklch */ color: oklch(41.9% 0.102 263.8);

Tailwind

colors: {
  custom: {
    50: '#707ca8',
    500: '#2f4a84',
    950: '#000000',
  },
}

SCSS

$custom: #2f4a84;
$custom-light: #707ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4a84",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 132
  },
  "hsl": {
    "h": 220.941,
    "s": 47.486,
    "l": 35.098
  },
  "oklch": {
    "l": 0.41853,
    "c": 0.10231,
    "h": 263.8
  },
  "luminance": 0.07168
}

Semantic roles & 50–950 ramp

primary

#2F4A84

secondary

#AF9660

accent

#AC51D7

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #2F4A84

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

Preview Lab → · Contrast checker → · Palette generator →