#1D549F#1D549F

#1D549F is a mid, vivid cyan. Relative luminance 0.091; OKLCH L 45.3% C 0.135 H 257.4°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#1D549F
RGB	rgb(29, 84, 159)
HSL	hsl(215, 69%, 37%)
HSV	hsv(215, 82%, 62%)
CMYK	cmyk(81.8%, 47.2%, 0%, 37.6%)
CIE-LAB	lab(36.18, 10.58, -45.75)
CIE-LCH	lch(36.18, 46.96, 283.02°)
OKLab	oklab(45.3% -0.0293 -0.1314)
OKLCH	oklch(45.3% 0.135 257.4)
XYZ	xyz(9.9327, 9.1039, 34.0279)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D549F #9F681D

analogous

#1D959F #1D549F #271D9F

triadic

#1D549F #9F1D54 #549F1D

tetradic

#1D549F #9F1D95 #9F681D #1D9F27

square

#1D549F #9F1D95 #9F681D #1D9F27

split-complementary

#1D549F #9F271D #959F1D

monochromatic

#0A1D37 #14396B #1D549F #266FD3 #5691E0

Accessibility & contrast

On white

7.44

#1D549F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#1D549F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D549F

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D549F	#FFFFFF	#000000	##FFFFFF
##1D549F	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5BA2

Deuteranopia (green-blind)

#06509E

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1d549f;
/* rgb */ color: rgb(29, 84, 159);
/* oklch */ color: oklch(45.3% 0.135 257.4);

Tailwind

colors: {
  custom: {
    50: '#6f83bc',
    500: '#1d549f',
    950: '#000000',
  },
}

SCSS

$custom: #1d549f;
$custom-light: #6f83bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d549f",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 159
  },
  "hsl": {
    "h": 214.615,
    "s": 69.149,
    "l": 36.863
  },
  "oklch": {
    "l": 0.45297,
    "c": 0.13462,
    "h": 257.4
  },
  "luminance": 0.09105
}

Semantic roles & 50–950 ramp

primary

#1D549F

secondary

#C49454

accent

#A13CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1D549F

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

Preview Lab → · Contrast checker → · Palette generator →