#1A4564#1A4564

#1A4564 is a dark, moderate cyan. Relative luminance 0.054; OKLCH L 37.6% C 0.071 H 243.3°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#1A4564
RGB	rgb(26, 69, 100)
HSL	hsl(205, 59%, 25%)
HSV	hsv(205, 74%, 39%)
CMYK	cmyk(74%, 31%, 0%, 60.8%)
CIE-LAB	lab(27.83, -3.44, -22.50)
CIE-LCH	lch(27.83, 22.76, 261.32°)
OKLab	oklab(37.6% -0.032 -0.0636)
OKLCH	oklch(37.6% 0.071 243.3)
XYZ	xyz(4.8535, 5.3954, 12.8398)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4564 #64391A

analogous

#1A645E #1A4564 #1A2064

triadic

#1A4564 #641A45 #45641A

tetradic

#1A4564 #5E1A64 #64391A #20641A

square

#1A4564 #5E1A64 #64391A #20641A

split-complementary

#1A4564 #641A20 #645E1A

monochromatic

#061118 #0D2333 #1A4564 #276795 #3388C5

Accessibility & contrast

On white

10.10

#1A4564 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#1A4564 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4564

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4564	#FFFFFF	#000000	##FFFFFF
##1A4564	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374665

Deuteranopia (green-blind)

#2D3F63

Tritanopia (blue-blind)

#004D50

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1a4564;
/* rgb */ color: rgb(26, 69, 100);
/* oklch */ color: oklch(37.6% 0.071 243.3);

Tailwind

colors: {
  custom: {
    50: '#617890',
    500: '#1a4564',
    950: '#000000',
  },
}

SCSS

$custom: #1a4564;
$custom-light: #617890;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4564",
  "rgb": {
    "r": 26,
    "g": 69,
    "b": 100
  },
  "hsl": {
    "h": 205.135,
    "s": 58.73,
    "l": 24.706
  },
  "oklch": {
    "l": 0.37602,
    "c": 0.07118,
    "h": 243.3
  },
  "luminance": 0.05396
}

Semantic roles & 50–950 ramp

primary

#1A4564

secondary

#9A6640

accent

#8746E2

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05090C

muted

#7A7B7D

Preview Lab

Preview with #1A4564

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

Preview Lab → · Contrast checker → · Palette generator →