#1D5679#1D5679

#1D5679 is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.3% C 0.082 H 239.8°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#1D5679
RGB	rgb(29, 86, 121)
HSL	hsl(203, 61%, 29%)
HSV	hsv(203, 76%, 47%)
CMYK	cmyk(76%, 28.9%, 0%, 52.5%)
CIE-LAB	lab(34.59, -5.69, -25.12)
CIE-LCH	lch(34.59, 25.76, 257.24°)
OKLab	oklab(43.33% -0.0412 -0.0709)
OKLCH	oklch(43.33% 0.082 239.8)
XYZ	xyz(7.2843, 8.2964, 19.3029)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5679 #79401D

analogous

#1D796E #1D5679 #1D2879

triadic

#1D5679 #791D56 #56791D

tetradic

#1D5679 #6E1D79 #79401D #28791D

square

#1D5679 #6E1D79 #79401D #28791D

split-complementary

#1D5679 #791D28 #796E1D

monochromatic

#061219 #113348 #1D5679 #2979AA #3F9AD1

Accessibility & contrast

On white

7.90

#1D5679 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#1D5679 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5679

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5679	#FFFFFF	#000000	##FFFFFF
##1D5679	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46567B

Deuteranopia (green-blind)

#394D78

Tritanopia (blue-blind)

#005F62

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1d5679;
/* rgb */ color: rgb(29, 86, 121);
/* oklch */ color: oklch(43.3% 0.082 239.8);

Tailwind

colors: {
  custom: {
    50: '#6785a0',
    500: '#1d5679',
    950: '#000000',
  },
}

SCSS

$custom: #1d5679;
$custom-light: #6785a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5679",
  "rgb": {
    "r": 29,
    "g": 86,
    "b": 121
  },
  "hsl": {
    "h": 202.826,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.43334,
    "c": 0.08206,
    "h": 239.8
  },
  "luminance": 0.08297
}

Semantic roles & 50–950 ramp

primary

#1D5679

secondary

#AD6C45

accent

#8143E4

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1D5679

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

Preview Lab → · Contrast checker → · Palette generator →