#1D5689#1D5689

#1D5689 is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.3% C 0.102 H 249.3°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#1D5689
RGB	rgb(29, 86, 137)
HSL	hsl(208, 65%, 33%)
HSV	hsv(208, 79%, 54%)
CMYK	cmyk(78.8%, 37.2%, 0%, 46.3%)
CIE-LAB	lab(35.44, 0.52, -33.62)
CIE-LCH	lch(35.44, 33.62, 270.88°)
OKLab	oklab(44.28% -0.0361 -0.0957)
OKLCH	oklch(44.28% 0.102 249.3)
XYZ	xyz(8.3481, 8.7219, 24.9056)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5689 #89501D

analogous

#1D8986 #1D5689 #1D2089

triadic

#1D5689 #891D56 #56891D

tetradic

#1D5689 #861D89 #89501D #20891D

square

#1D5689 #861D89 #89501D #20891D

split-complementary

#1D5689 #891D20 #89861D

monochromatic

#081724 #123656 #1D5689 #2876BC #4894D8

Accessibility & contrast

On white

7.65

#1D5689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#1D5689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5689

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5689	#FFFFFF	#000000	##FFFFFF
##1D5689	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E598B

Deuteranopia (green-blind)

#2E4F88

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1d5689;
/* rgb */ color: rgb(29, 86, 137);
/* oklch */ color: oklch(44.3% 0.102 249.3);

Tailwind

colors: {
  custom: {
    50: '#6a85ac',
    500: '#1d5689',
    950: '#000000',
  },
}

SCSS

$custom: #1d5689;
$custom-light: #6a85ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5689",
  "rgb": {
    "r": 29,
    "g": 86,
    "b": 137
  },
  "hsl": {
    "h": 208.333,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.44284,
    "c": 0.10232,
    "h": 249.3
  },
  "luminance": 0.08723
}

Semantic roles & 50–950 ramp

primary

#1D5689

secondary

#BA7E47

accent

#8F40E8

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1D5689

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

Preview Lab → · Contrast checker → · Palette generator →