#1D5773#1D5773

#1D5773 is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.3% C 0.075 H 233.4°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#1D5773
RGB	rgb(29, 87, 115)
HSL	hsl(200, 60%, 28%)
HSV	hsv(200, 75%, 45%)
CMYK	cmyk(74.8%, 24.3%, 0%, 54.9%)
CIE-LAB	lab(34.63, -8.57, -21.35)
CIE-LCH	lch(34.63, 23.00, 248.14°)
OKLab	oklab(43.27% -0.0445 -0.06)
OKLCH	oklch(43.27% 0.075 233.4)
XYZ	xyz(7.0082, 8.3146, 17.4519)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5773 #73391D

analogous

#1D7364 #1D5773 #1D2C73

triadic

#1D5773 #731D57 #57731D

tetradic

#1D5773 #641D73 #73391D #2C731D

square

#1D5773 #641D73 #73391D #2C731D

split-complementary

#1D5773 #731D2C #73641D

monochromatic

#061218 #113242 #1D5773 #297CA4 #3C9FCE

Accessibility & contrast

On white

7.89

#1D5773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#1D5773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5773

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5773	#FFFFFF	#000000	##FFFFFF
##1D5773	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495674

Deuteranopia (green-blind)

#3E4E73

Tritanopia (blue-blind)

#005E60

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1d5773;
/* rgb */ color: rgb(29, 87, 115);
/* oklch */ color: oklch(43.3% 0.075 233.4);

Tailwind

colors: {
  custom: {
    50: '#66869b',
    500: '#1d5773',
    950: '#000000',
  },
}

SCSS

$custom: #1d5773;
$custom-light: #66869b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5773",
  "rgb": {
    "r": 29,
    "g": 87,
    "b": 115
  },
  "hsl": {
    "h": 199.535,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.43268,
    "c": 0.07474,
    "h": 233.4
  },
  "luminance": 0.08315
}

Semantic roles & 50–950 ramp

primary

#1D5773

secondary

#A76545

accent

#7845E3

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #1D5773

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

Preview Lab → · Contrast checker → · Palette generator →