#1D4E7D#1D4E7D

#1D4E7D is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.5% C 0.095 H 250.4°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E7D
RGB	rgb(29, 78, 125)
HSL	hsl(209, 62%, 30%)
HSV	hsv(209, 77%, 49%)
CMYK	cmyk(76.8%, 37.6%, 0%, 51%)
CIE-LAB	lab(32.24, 0.99, -31.32)
CIE-LCH	lch(32.24, 31.33, 271.80°)
OKLab	oklab(41.55% -0.0317 -0.0891)
OKLCH	oklch(41.55% 0.095 250.4)
XYZ	xyz(6.9314, 7.1899, 20.4205)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E7D #7D4C1D

analogous

#1D7D7C #1D4E7D #1D1E7D

triadic

#1D4E7D #7D1D4E #4E7D1D

tetradic

#1D4E7D #7C1D7D #7D4C1D #1E7D1D

square

#1D4E7D #7C1D7D #7D4C1D #1E7D1D

split-complementary

#1D4E7D #7D1D1E #7D7C1D

monochromatic

#06101A #112F4B #1D4E7D #296DAF #418CD3

Accessibility & contrast

On white

8.61

#1D4E7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#1D4E7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E7D

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E7D	#FFFFFF	#000000	##FFFFFF
##1D4E7D	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38517F

Deuteranopia (green-blind)

#2A487C

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d4e7d;
/* rgb */ color: rgb(29, 78, 125);
/* oklch */ color: oklch(41.5% 0.095 250.4);

Tailwind

colors: {
  custom: {
    50: '#677fa3',
    500: '#1d4e7d',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e7d;
$custom-light: #677fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e7d",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 125
  },
  "hsl": {
    "h": 209.375,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.41545,
    "c": 0.09458,
    "h": 250.4
  },
  "luminance": 0.07191
}

Semantic roles & 50–950 ramp

primary

#1D4E7D

secondary

#B17A45

accent

#9242E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D4E7D

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

Preview Lab → · Contrast checker → · Palette generator →