#1D4F7C#1D4F7C

#1D4F7C is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.092 H 249.0°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F7C
RGB	rgb(29, 79, 124)
HSL	hsl(208, 62%, 30%)
HSV	hsv(208, 77%, 49%)
CMYK	cmyk(76.6%, 36.3%, 0%, 51.4%)
CIE-LAB	lab(32.50, -0.06, -30.28)
CIE-LCH	lch(32.50, 30.28, 269.88°)
OKLab	oklab(41.73% -0.033 -0.0861)
OKLCH	oklch(41.73% 0.092 249)
XYZ	xyz(6.9394, 7.3076, 20.1097)
Luminance	0.0731 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F7C #7C4A1D

analogous

#1D7C7A #1D4F7C #1D1F7C

triadic

#1D4F7C #7C1D4F #4F7C1D

tetradic

#1D4F7C #7A1D7C #7C4A1D #1F7C1D

square

#1D4F7C #7A1D7C #7C4A1D #1F7C1D

split-complementary

#1D4F7C #7C1D1F #7C7A1D

monochromatic

#061019 #112F4A #1D4F7C #296FAE #418ED3

Accessibility & contrast

On white

8.53

#1D4F7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1D4F7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F7C

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F7C	#FFFFFF	#000000	##FFFFFF
##1D4F7C	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A517E

Deuteranopia (green-blind)

#2D487B

Tritanopia (blue-blind)

#005A5F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d4f7c;
/* rgb */ color: rgb(29, 79, 124);
/* oklch */ color: oklch(41.7% 0.092 249.0);

Tailwind

colors: {
  custom: {
    50: '#6780a2',
    500: '#1d4f7c',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f7c;
$custom-light: #6780a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f7c",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 124
  },
  "hsl": {
    "h": 208.421,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.41732,
    "c": 0.09217,
    "h": 249
  },
  "luminance": 0.07308
}

Semantic roles & 50–950 ramp

primary

#1D4F7C

secondary

#B07845

accent

#9043E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D4F7C

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

Preview Lab → · Contrast checker → · Palette generator →