#1D4F7A#1D4F7A

#1D4F7A is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.6% C 0.089 H 248.0°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F7A
RGB	rgb(29, 79, 122)
HSL	hsl(208, 62%, 30%)
HSV	hsv(208, 76%, 48%)
CMYK	cmyk(76.2%, 35.2%, 0%, 52.2%)
CIE-LAB	lab(32.39, -0.85, -29.21)
CIE-LCH	lch(32.39, 29.23, 268.34°)
OKLab	oklab(41.61% -0.0336 -0.0829)
OKLCH	oklch(41.61% 0.089 248)
XYZ	xyz(6.8142, 7.2575, 19.4503)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F7A #7A481D

analogous

#1D7A77 #1D4F7A #1D217A

triadic

#1D4F7A #7A1D4F #4F7A1D

tetradic

#1D4F7A #771D7A #7A481D #217A1D

square

#1D4F7A #771D7A #7A481D #217A1D

split-complementary

#1D4F7A #7A1D21 #7A771D

monochromatic

#061019 #112F49 #1D4F7A #296FAB #408ED2

Accessibility & contrast

On white

8.57

#1D4F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#1D4F7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F7A

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F7A	#FFFFFF	#000000	##FFFFFF
##1D4F7A	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B517C

Deuteranopia (green-blind)

#2E4879

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d4f7a;
/* rgb */ color: rgb(29, 79, 122);
/* oklch */ color: oklch(41.6% 0.089 248.0);

Tailwind

colors: {
  custom: {
    50: '#6780a0',
    500: '#1d4f7a',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f7a;
$custom-light: #6780a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f7a",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 122
  },
  "hsl": {
    "h": 207.742,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.41609,
    "c": 0.08949,
    "h": 248
  },
  "luminance": 0.07258
}

Semantic roles & 50–950 ramp

primary

#1D4F7A

secondary

#AE7545

accent

#8E43E5

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #1D4F7A

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

Preview Lab → · Contrast checker → · Palette generator →