#1D4E7C#1D4E7C

#1D4E7C is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.5% C 0.093 H 249.9°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E7C
RGB	rgb(29, 78, 124)
HSL	hsl(209, 62%, 30%)
HSV	hsv(209, 77%, 49%)
CMYK	cmyk(76.6%, 37.1%, 0%, 51.4%)
CIE-LAB	lab(32.18, 0.59, -30.79)
CIE-LCH	lch(32.18, 30.79, 271.10°)
OKLab	oklab(41.48% -0.032 -0.0876)
OKLCH	oklch(41.48% 0.093 249.9)
XYZ	xyz(6.8678, 7.1644, 20.0858)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E7C #7C4B1D

analogous

#1D7C7B #1D4E7C #1D1E7C

triadic

#1D4E7C #7C1D4E #4E7C1D

tetradic

#1D4E7C #7B1D7C #7C4B1D #1E7C1D

square

#1D4E7C #7B1D7C #7C4B1D #1E7C1D

split-complementary

#1D4E7C #7C1D1E #7C7B1D

monochromatic

#061019 #112F4A #1D4E7C #296DAE #418CD3

Accessibility & contrast

On white

8.63

#1D4E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1D4E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E7C

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E7C	#FFFFFF	#000000	##FFFFFF
##1D4E7C	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39517E

Deuteranopia (green-blind)

#2B487B

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d4e7c;
/* rgb */ color: rgb(29, 78, 124);
/* oklch */ color: oklch(41.5% 0.093 249.9);

Tailwind

colors: {
  custom: {
    50: '#677fa2',
    500: '#1d4e7c',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e7c;
$custom-light: #677fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e7c",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 124
  },
  "hsl": {
    "h": 209.053,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.41482,
    "c": 0.09321,
    "h": 249.9
  },
  "luminance": 0.07165
}

Semantic roles & 50–950 ramp

primary

#1D4E7C

secondary

#B07945

accent

#9143E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D4E7C

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

Preview Lab → · Contrast checker → · Palette generator →