#2D577F#2D577F

#2D577F is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.6% C 0.081 H 249.1°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#2D577F
RGB	rgb(45, 87, 127)
HSL	hsl(209, 48%, 34%)
HSV	hsv(209, 65%, 50%)
CMYK	cmyk(64.6%, 31.5%, 0%, 50.2%)
CIE-LAB	lab(35.80, -1.28, -26.89)
CIE-LCH	lch(35.80, 26.92, 267.27°)
OKLab	oklab(44.55% -0.029 -0.0759)
OKLCH	oklch(44.55% 0.081 249.1)
XYZ	xyz(8.3197, 8.9058, 21.3551)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D577F #7F552D

analogous

#2D7F7E #2D577F #2D2E7F

triadic

#2D577F #7F2D57 #577F2D

tetradic

#2D577F #7E2D7F #7F552D #2E7F2D

square

#2D577F #7E2D7F #7F552D #2E7F2D

split-complementary

#2D577F #7F2D2E #7F7E2D

monochromatic

#0D1925 #1D3852 #2D577F #3D76AC #6094C7

Accessibility & contrast

On white

7.55

#2D577F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#2D577F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D577F

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D577F	#FFFFFF	#000000	##FFFFFF
##2D577F	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465981

Deuteranopia (green-blind)

#3B517E

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2d577f;
/* rgb */ color: rgb(45, 87, 127);
/* oklch */ color: oklch(44.6% 0.081 249.1);

Tailwind

colors: {
  custom: {
    50: '#6e86a4',
    500: '#2d577f',
    950: '#000000',
  },
}

SCSS

$custom: #2d577f;
$custom-light: #6e86a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d577f",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 127
  },
  "hsl": {
    "h": 209.268,
    "s": 47.674,
    "l": 33.725
  },
  "oklch": {
    "l": 0.44553,
    "c": 0.08123,
    "h": 249.1
  },
  "luminance": 0.08907
}

Semantic roles & 50–950 ramp

primary

#2D577F

secondary

#AD835B

accent

#9251D7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B0F

muted

#7B7C7F

Preview Lab

Preview with #2D577F

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

Preview Lab → · Contrast checker → · Palette generator →