#1A4571#1A4571

#1A4571 is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.4% C 0.089 H 251.7°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#1A4571
RGB	rgb(26, 69, 113)
HSL	hsl(210, 63%, 27%)
HSV	hsv(210, 77%, 44%)
CMYK	cmyk(77%, 38.9%, 0%, 55.7%)
CIE-LAB	lab(28.56, 1.73, -29.64)
CIE-LCH	lch(28.56, 29.69, 273.34°)
OKLab	oklab(38.41% -0.0279 -0.0844)
OKLCH	oklch(38.41% 0.089 251.7)
XYZ	xyz(5.5336, 5.6675, 16.4219)
Luminance	0.0567 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4571 #71461A

analogous

#1A7171 #1A4571 #1B1A71

triadic

#1A4571 #711A45 #45711A

tetradic

#1A4571 #711A71 #71461A #1A711B

square

#1A4571 #711A71 #71461A #1A711B

split-complementary

#1A4571 #711B1A #71711A

monochromatic

#060F19 #0F273F #1A4571 #2563A3 #3582D0

Accessibility & contrast

On white

9.84

#1A4571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#1A4571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4571

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4571	#FFFFFF	#000000	##FFFFFF
##1A4571	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314873

Deuteranopia (green-blind)

#244070

Tritanopia (blue-blind)

#004F55

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1a4571;
/* rgb */ color: rgb(26, 69, 113);
/* oklch */ color: oklch(38.4% 0.089 251.7);

Tailwind

colors: {
  custom: {
    50: '#64789a',
    500: '#1a4571',
    950: '#000000',
  },
}

SCSS

$custom: #1a4571;
$custom-light: #64789a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4571",
  "rgb": {
    "r": 26,
    "g": 69,
    "b": 113
  },
  "hsl": {
    "h": 210.345,
    "s": 62.59,
    "l": 27.255
  },
  "oklch": {
    "l": 0.38409,
    "c": 0.08888,
    "h": 251.7
  },
  "luminance": 0.05668
}

Semantic roles & 50–950 ramp

primary

#1A4571

secondary

#A67441

accent

#9542E6

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1A4571

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

Preview Lab → · Contrast checker → · Palette generator →