#1A3E5D#1A3E5D

#1A3E5D is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.3% C 0.068 H 247.2°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#1A3E5D
RGB	rgb(26, 62, 93)
HSL	hsl(208, 56%, 23%)
HSV	hsv(208, 72%, 36%)
CMYK	cmyk(72%, 33.3%, 0%, 63.5%)
CIE-LAB	lab(25.12, -1.55, -22.24)
CIE-LCH	lch(25.12, 22.29, 266.00°)
OKLab	oklab(35.34% -0.0264 -0.0629)
OKLCH	oklch(35.34% 0.068 247.2)
XYZ	xyz(4.1237, 4.4547, 10.9963)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3E5D #5D391A

analogous

#1A5D5A #1A3E5D #1A1C5D

triadic

#1A3E5D #5D1A3E #3E5D1A

tetradic

#1A3E5D #5A1A5D #5D391A #1C5D1A

square

#1A3E5D #5A1A5D #5D391A #1C5D1A

split-complementary

#1A3E5D #5D1A1C #5D5A1A

monochromatic

#071018 #0D1E2D #1A3E5D #275E8D #357EBD

Accessibility & contrast

On white

11.11

#1A3E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#1A3E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3E5D

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3E5D	#FFFFFF	#000000	##FFFFFF
##1A3E5D	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5E

Deuteranopia (green-blind)

#27395C

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1a3e5d;
/* rgb */ color: rgb(26, 62, 93);
/* oklch */ color: oklch(35.3% 0.068 247.2);

Tailwind

colors: {
  custom: {
    50: '#5f738b',
    500: '#1a3e5d',
    950: '#000000',
  },
}

SCSS

$custom: #1a3e5d;
$custom-light: #5f738b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3e5d",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 93
  },
  "hsl": {
    "h": 207.761,
    "s": 56.303,
    "l": 23.333
  },
  "oklch": {
    "l": 0.3534,
    "c": 0.06822,
    "h": 247.2
  },
  "luminance": 0.04455
}

Semantic roles & 50–950 ramp

primary

#1A3E5D

secondary

#936640

accent

#8E48E0

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #1A3E5D

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

Preview Lab → · Contrast checker → · Palette generator →