#1A4B71#1A4B71

#1A4B71 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.9% C 0.083 H 245.6°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#1A4B71
RGB	rgb(26, 75, 113)
HSL	hsl(206, 63%, 27%)
HSV	hsv(206, 77%, 44%)
CMYK	cmyk(77%, 33.6%, 0%, 55.7%)
CIE-LAB	lab(30.50, -2.23, -26.56)
CIE-LCH	lch(30.50, 26.65, 265.19°)
OKLab	oklab(39.94% -0.0341 -0.0753)
OKLCH	oklch(39.94% 0.083 245.6)
XYZ	xyz(5.9216, 6.4433, 16.5512)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4B71 #71401A

analogous

#1A716C #1A4B71 #1A1F71

triadic

#1A4B71 #711A4B #4B711A

tetradic

#1A4B71 #6C1A71 #71401A #1F711A

square

#1A4B71 #6C1A71 #71401A #1F711A

split-complementary

#1A4B71 #711A1F #716C1A

monochromatic

#061119 #0F2A3F #1A4B71 #256CA3 #358DD0

Accessibility & contrast

On white

9.18

#1A4B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#1A4B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4B71

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4B71	#FFFFFF	#000000	##FFFFFF
##1A4B71	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4C73

Deuteranopia (green-blind)

#2D4470

Tritanopia (blue-blind)

#005459

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1a4b71;
/* rgb */ color: rgb(26, 75, 113);
/* oklch */ color: oklch(39.9% 0.083 245.6);

Tailwind

colors: {
  custom: {
    50: '#647d9a',
    500: '#1a4b71',
    950: '#000000',
  },
}

SCSS

$custom: #1a4b71;
$custom-light: #647d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4b71",
  "rgb": {
    "r": 26,
    "g": 75,
    "b": 113
  },
  "hsl": {
    "h": 206.207,
    "s": 62.59,
    "l": 27.255
  },
  "oklch": {
    "l": 0.39939,
    "c": 0.08267,
    "h": 245.6
  },
  "luminance": 0.06444
}

Semantic roles & 50–950 ramp

primary

#1A4B71

secondary

#A66D41

accent

#8A42E6

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1A4B71

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

Preview Lab → · Contrast checker → · Palette generator →