#1D4E84#1D4E84

#1D4E84 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.0% C 0.104 H 253.4°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E84
RGB	rgb(29, 78, 132)
HSL	hsl(211, 64%, 32%)
HSV	hsv(211, 78%, 52%)
CMYK	cmyk(78%, 40.9%, 0%, 48.2%)
CIE-LAB	lab(32.65, 3.77, -34.99)
CIE-LCH	lch(32.65, 35.20, 276.14°)
OKLab	oklab(42% -0.0298 -0.0999)
OKLCH	oklch(42% 0.104 253.4)
XYZ	xyz(7.3944, 7.3751, 22.8591)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E84 #84531D

analogous

#1D8284 #1D4E84 #1F1D84

triadic

#1D4E84 #841D4E #4E841D

tetradic

#1D4E84 #841D82 #84531D #1D841F

square

#1D4E84 #841D82 #84531D #1D841F

split-complementary

#1D4E84 #841F1D #82841D

monochromatic

#071320 #123052 #1D4E84 #286CB6 #458AD6

Accessibility & contrast

On white

8.48

#1D4E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#1D4E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E84

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E84	#FFFFFF	#000000	##FFFFFF
##1D4E84	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345286

Deuteranopia (green-blind)

#244883

Tritanopia (blue-blind)

#005B62

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4e84;
/* rgb */ color: rgb(29, 78, 132);
/* oklch */ color: oklch(42.0% 0.104 253.4);

Tailwind

colors: {
  custom: {
    50: '#697fa8',
    500: '#1d4e84',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e84;
$custom-light: #697fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e84",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 132
  },
  "hsl": {
    "h": 211.456,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.42,
    "c": 0.10425,
    "h": 253.4
  },
  "luminance": 0.07376
}

Semantic roles & 50–950 ramp

primary

#1D4E84

secondary

#B78146

accent

#9841E7

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D4E84

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

Preview Lab → · Contrast checker → · Palette generator →