#2C4579#2C4579

#2C4579 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 39.8% C 0.093 H 263.4°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#2C4579
RGB	rgb(44, 69, 121)
HSL	hsl(221, 47%, 32%)
HSV	hsv(221, 64%, 47%)
CMYK	cmyk(63.6%, 43%, 0%, 52.5%)
CIE-LAB	lab(29.84, 8.09, -32.58)
CIE-LCH	lch(29.84, 33.57, 283.95°)
OKLab	oklab(39.78% -0.0107 -0.0927)
OKLCH	oklch(39.78% 0.093 263.4)
XYZ	xyz(6.6168, 6.1716, 18.9280)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C4579 #79602C

analogous

#2C6C79 #2C4579 #392C79

triadic

#2C4579 #792C45 #45792C

tetradic

#2C4579 #792C6C #79602C #2C7939

square

#2C4579 #792C6C #79602C #2C7939

split-complementary

#2C4579 #79392C #6C792C

monochromatic

#0B121F #1C2B4C #2C4579 #3C5FA6 #5C7DC4

Accessibility & contrast

On white

9.40

#2C4579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2C4579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C4579

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C4579	#FFFFFF	#000000	##FFFFFF
##2C4579	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4A7B

Deuteranopia (green-blind)

#234378

Tritanopia (blue-blind)

#005159

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2c4579;
/* rgb */ color: rgb(44, 69, 121);
/* oklch */ color: oklch(39.8% 0.093 263.4);

Tailwind

colors: {
  custom: {
    50: '#6d78a0',
    500: '#2c4579',
    950: '#000000',
  },
}

SCSS

$custom: #2c4579;
$custom-light: #6d78a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c4579",
  "rgb": {
    "r": 44,
    "g": 69,
    "b": 121
  },
  "hsl": {
    "h": 220.519,
    "s": 46.667,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39785,
    "c": 0.09334,
    "h": 263.4
  },
  "luminance": 0.06172
}

Semantic roles & 50–950 ramp

primary

#2C4579

secondary

#AA8F57

accent

#AB51D6

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2C4579

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

Preview Lab → · Contrast checker → · Palette generator →