#2D557F#2D557F

#2D557F is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.1% C 0.083 H 251.3°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#2D557F
RGB	rgb(45, 85, 127)
HSL	hsl(211, 48%, 34%)
HSV	hsv(211, 65%, 50%)
CMYK	cmyk(64.6%, 33.1%, 0%, 50.2%)
CIE-LAB	lab(35.18, -0.01, -27.87)
CIE-LCH	lch(35.18, 27.87, 269.98°)
OKLab	oklab(44.06% -0.0267 -0.0787)
OKLCH	oklch(44.06% 0.083 251.3)
XYZ	xyz(8.1601, 8.5864, 21.3019)
Luminance	0.0859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D557F #7F572D

analogous

#2D7E7F #2D557F #2E2D7F

triadic

#2D557F #7F2D55 #557F2D

tetradic

#2D557F #7F2D7E #7F572D #2D7F2E

square

#2D557F #7F2D7E #7F572D #2D7F2E

split-complementary

#2D557F #7F2E2D #7E7F2D

monochromatic

#0D1925 #1D3752 #2D557F #3D73AC #6092C7

Accessibility & contrast

On white

7.73

#2D557F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#2D557F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D557F

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D557F	#FFFFFF	#000000	##FFFFFF
##2D557F	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)

#435781

Deuteranopia (green-blind)

#384F7E

Tritanopia (blue-blind)

#005F64

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2d557f;
/* rgb */ color: rgb(45, 85, 127);
/* oklch */ color: oklch(44.1% 0.083 251.3);

Tailwind

colors: {
  custom: {
    50: '#6e84a4',
    500: '#2d557f',
    950: '#000000',
  },
}

SCSS

$custom: #2d557f;
$custom-light: #6e84a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d557f",
  "rgb": {
    "r": 45,
    "g": 85,
    "b": 127
  },
  "hsl": {
    "h": 210.732,
    "s": 47.674,
    "l": 33.725
  },
  "oklch": {
    "l": 0.44061,
    "c": 0.08316,
    "h": 251.3
  },
  "luminance": 0.08587
}

Semantic roles & 50–950 ramp

primary

#2D557F

secondary

#AD855B

accent

#9651D7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2D557F

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

Preview Lab → · Contrast checker → · Palette generator →