#1D4973#1D4973

#1D4973 is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.7% C 0.086 H 250.0°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D4973
RGB	rgb(29, 73, 115)
HSL	hsl(209, 60%, 28%)
HSV	hsv(209, 75%, 45%)
CMYK	cmyk(74.8%, 36.5%, 0%, 54.9%)
CIE-LAB	lab(30.07, 0.33, -28.50)
CIE-LCH	lch(30.07, 28.50, 270.66°)
OKLab	oklab(39.66% -0.0294 -0.0809)
OKLCH	oklch(39.66% 0.086 250)
XYZ	xyz(5.9826, 6.2634, 17.1100)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4973 #73471D

analogous

#1D7372 #1D4973 #1D1E73

triadic

#1D4973 #731D49 #49731D

tetradic

#1D4973 #721D73 #73471D #1E731D

square

#1D4973 #721D73 #73471D #1E731D

split-complementary

#1D4973 #731D1E #73721D

monochromatic

#061018 #112A42 #1D4973 #2968A4 #3C87CE

Accessibility & contrast

On white

9.32

#1D4973 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#1D4973 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4973

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4973	#FFFFFF	#000000	##FFFFFF
##1D4973	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#364B75

Deuteranopia (green-blind)

#2A4372

Tritanopia (blue-blind)

#005358

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d4973;
/* rgb */ color: rgb(29, 73, 115);
/* oklch */ color: oklch(39.7% 0.086 250.0);

Tailwind

colors: {
  custom: {
    50: '#657b9b',
    500: '#1d4973',
    950: '#000000',
  },
}

SCSS

$custom: #1d4973;
$custom-light: #657b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4973",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 115
  },
  "hsl": {
    "h": 209.302,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.3966,
    "c": 0.08613,
    "h": 250
  },
  "luminance": 0.06264
}

Semantic roles & 50–950 ramp

primary

#1D4973

secondary

#A77545

accent

#9245E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1D4973

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

Preview Lab → · Contrast checker → · Palette generator →