#1D4F84#1D4F84

#1D4F84 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.2% C 0.103 H 252.6°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F84
RGB	rgb(29, 79, 132)
HSL	hsl(211, 64%, 32%)
HSV	hsv(211, 78%, 52%)
CMYK	cmyk(78%, 40.2%, 0%, 48.2%)
CIE-LAB	lab(32.96, 3.10, -34.50)
CIE-LCH	lch(32.96, 34.64, 275.14°)
OKLab	oklab(42.24% -0.0307 -0.0984)
OKLCH	oklch(42.24% 0.103 252.6)
XYZ	xyz(7.4660, 7.5183, 22.8830)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F84 #84521D

analogous

#1D8384 #1D4F84 #1F1D84

triadic

#1D4F84 #841D4F #4F841D

tetradic

#1D4F84 #841D83 #84521D #1D841F

square

#1D4F84 #841D83 #84521D #1D841F

split-complementary

#1D4F84 #841F1D #83841D

monochromatic

#071320 #123152 #1D4F84 #286DB6 #458CD6

Accessibility & contrast

On white

8.39

#1D4F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1D4F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F84

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F84	#FFFFFF	#000000	##FFFFFF
##1D4F84	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365386

Deuteranopia (green-blind)

#264983

Tritanopia (blue-blind)

#005C63

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4f84;
/* rgb */ color: rgb(29, 79, 132);
/* oklch */ color: oklch(42.2% 0.103 252.6);

Tailwind

colors: {
  custom: {
    50: '#697fa8',
    500: '#1d4f84',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f84;
$custom-light: #697fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f84",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 132
  },
  "hsl": {
    "h": 210.874,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.42244,
    "c": 0.10311,
    "h": 252.6
  },
  "luminance": 0.07519
}

Semantic roles & 50–950 ramp

primary

#1D4F84

secondary

#B78046

accent

#9641E7

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D4F84

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

Preview Lab → · Contrast checker → · Palette generator →