#2B557A#2B557A

#2B557A is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.7% C 0.077 H 247.2°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B557A
RGB	rgb(43, 85, 122)
HSL	hsl(208, 48%, 32%)
HSV	hsv(208, 65%, 48%)
CMYK	cmyk(64.8%, 30.3%, 0%, 52.2%)
CIE-LAB	lab(34.83, -2.23, -25.33)
CIE-LCH	lch(34.83, 25.43, 264.97°)
OKLab	oklab(43.68% -0.03 -0.0714)
OKLCH	oklch(43.68% 0.077 247.2)
XYZ	xyz(7.7563, 8.4150, 19.6241)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B557A #7A502B

analogous

#2B7A78 #2B557A #2B2E7A

triadic

#2B557A #7A2B55 #557A2B

tetradic

#2B557A #782B7A #7A502B #2E7A2B

square

#2B557A #782B7A #7A502B #2E7A2B

split-complementary

#2B557A #7A2B2E #7A782B

monochromatic

#0B161F #1B354D #2B557A #3B75A7 #5A93C5

Accessibility & contrast

On white

7.83

#2B557A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2B557A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B557A

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B557A	#FFFFFF	#000000	##FFFFFF
##2B557A	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45567C

Deuteranopia (green-blind)

#3A4E79

Tritanopia (blue-blind)

#005E62

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b557a;
/* rgb */ color: rgb(43, 85, 122);
/* oklch */ color: oklch(43.7% 0.077 247.2);

Tailwind

colors: {
  custom: {
    50: '#6d84a0',
    500: '#2b557a',
    950: '#000000',
  },
}

SCSS

$custom: #2b557a;
$custom-light: #6d84a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b557a",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 122
  },
  "hsl": {
    "h": 208.101,
    "s": 47.879,
    "l": 32.353
  },
  "oklch": {
    "l": 0.43683,
    "c": 0.07743,
    "h": 247.2
  },
  "luminance": 0.08416
}

Semantic roles & 50–950 ramp

primary

#2B557A

secondary

#AB7E56

accent

#9050D7

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #2B557A

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

Preview Lab → · Contrast checker → · Palette generator →