#2F557D#2F557D

#2F557D is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.0% C 0.079 H 251.2°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#2F557D
RGB	rgb(47, 85, 125)
HSL	hsl(211, 45%, 34%)
HSV	hsv(211, 62%, 49%)
CMYK	cmyk(62.4%, 32%, 0%, 51%)
CIE-LAB	lab(35.17, -0.32, -26.65)
CIE-LCH	lch(35.17, 26.65, 269.32°)
OKLab	oklab(44.04% -0.0256 -0.0752)
OKLCH	oklch(44.04% 0.079 251.2)
XYZ	xyz(8.1211, 8.5813, 20.6264)
Luminance	0.0858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F557D #7D572F

analogous

#2F7C7D #2F557D #302F7D

triadic

#2F557D #7D2F55 #557D2F

tetradic

#2F557D #7D2F7C #7D572F #2F7D30

square

#2F557D #7D2F7C #7D572F #2F7D30

split-complementary

#2F557D #7D302F #7C7D2F

monochromatic

#0E1924 #1E3751 #2F557D #4073A9 #6292C4

Accessibility & contrast

On white

7.73

#2F557D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#2F557D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F557D

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F557D	#FFFFFF	#000000	##FFFFFF
##2F557D	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44577F

Deuteranopia (green-blind)

#3A4F7C

Tritanopia (blue-blind)

#005E63

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2f557d;
/* rgb */ color: rgb(47, 85, 125);
/* oklch */ color: oklch(44.0% 0.079 251.2);

Tailwind

colors: {
  custom: {
    50: '#6f84a3',
    500: '#2f557d',
    950: '#000000',
  },
}

SCSS

$custom: #2f557d;
$custom-light: #6f84a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f557d",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 125
  },
  "hsl": {
    "h": 210.769,
    "s": 45.349,
    "l": 33.725
  },
  "oklch": {
    "l": 0.44044,
    "c": 0.07941,
    "h": 251.2
  },
  "luminance": 0.08582
}

Semantic roles & 50–950 ramp

primary

#2F557D

secondary

#AB855D

accent

#9653D5

background

#F7F8FA

surface

#EDEFF3

border

#C8CACD

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2F557D

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

Preview Lab → · Contrast checker → · Palette generator →