#2D5571#2D5571

#2D5571 is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.3% C 0.065 H 241.0°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#2D5571
RGB	rgb(45, 85, 113)
HSL	hsl(205, 43%, 31%)
HSV	hsv(205, 60%, 44%)
CMYK	cmyk(60.2%, 24.8%, 0%, 55.7%)
CIE-LAB	lab(34.49, -5.00, -20.27)
CIE-LCH	lch(34.49, 20.88, 256.15°)
OKLab	oklab(43.3% -0.0315 -0.0568)
OKLCH	oklch(43.3% 0.065 241)
XYZ	xyz(7.3102, 8.2465, 16.8261)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D5571 #71492D

analogous

#2D716B #2D5571 #2D3371

triadic

#2D5571 #712D55 #55712D

tetradic

#2D5571 #6B2D71 #71492D #33712D

square

#2D5571 #6B2D71 #71492D #33712D

split-complementary

#2D5571 #712D33 #716B2D

monochromatic

#0A1319 #1C3445 #2D5571 #3E769D #5B95BE

Accessibility & contrast

On white

7.93

#2D5571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2D5571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D5571

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D5571	#FFFFFF	#000000	##FFFFFF
##2D5571	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495572

Deuteranopia (green-blind)

#3F4E71

Tritanopia (blue-blind)

#005C5E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2d5571;
/* rgb */ color: rgb(45, 85, 113);
/* oklch */ color: oklch(43.3% 0.065 241.0);

Tailwind

colors: {
  custom: {
    50: '#6c849a',
    500: '#2d5571',
    950: '#000000',
  },
}

SCSS

$custom: #2d5571;
$custom-light: #6c849a;
$custom-dark: #000000;

JSON

{
  "hex": "#2d5571",
  "rgb": {
    "r": 45,
    "g": 85,
    "b": 113
  },
  "hsl": {
    "h": 204.706,
    "s": 43.038,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43296,
    "c": 0.06491,
    "h": 241
  },
  "luminance": 0.08247
}

Semantic roles & 50–950 ramp

primary

#2D5571

secondary

#A37657

accent

#8955D3

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #2D5571

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

Preview Lab → · Contrast checker → · Palette generator →