#1A5CA0#1A5CA0

#1A5CA0 is a mid, vivid cyan. Relative luminance 0.104; OKLCH L 47.1% C 0.127 H 253.0°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#1A5CA0
RGB	rgb(26, 92, 160)
HSL	hsl(210, 72%, 36%)
HSV	hsv(210, 84%, 63%)
CMYK	cmyk(83.8%, 42.5%, 0%, 37.3%)
CIE-LAB	lab(38.57, 5.43, -42.53)
CIE-LCH	lch(38.57, 42.87, 277.27°)
OKLab	oklab(47.15% -0.0372 -0.1218)
OKLCH	oklch(47.15% 0.127 253)
XYZ	xyz(10.5959, 10.4107, 34.7019)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5CA0 #A05E1A

analogous

#1A9FA0 #1A5CA0 #1B1AA0

triadic

#1A5CA0 #A01A5C #5CA01A

tetradic

#1A5CA0 #A01A9F #A05E1A #1AA01B

square

#1A5CA0 #A01A9F #A05E1A #1AA01B

split-complementary

#1A5CA0 #A01B1A #9FA01A

monochromatic

#091F37 #113E6B #1A5CA0 #237AD5 #5299E3

Accessibility & contrast

On white

6.81

#1A5CA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#1A5CA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A5CA0

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5CA0	#FFFFFF	#000000	##FFFFFF
##1A5CA0	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A61A3

Deuteranopia (green-blind)

#22559F

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1a5ca0;
/* rgb */ color: rgb(26, 92, 160);
/* oklch */ color: oklch(47.1% 0.127 253.0);

Tailwind

colors: {
  custom: {
    50: '#6e89bc',
    500: '#1a5ca0',
    950: '#000000',
  },
}

SCSS

$custom: #1a5ca0;
$custom-light: #6e89bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5ca0",
  "rgb": {
    "r": 26,
    "g": 92,
    "b": 160
  },
  "hsl": {
    "h": 210.448,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.47146,
    "c": 0.12734,
    "h": 253
  },
  "luminance": 0.10412
}

Semantic roles & 50–950 ramp

primary

#1A5CA0

secondary

#C58C50

accent

#9539EF

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #1A5CA0

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

Preview Lab → · Contrast checker → · Palette generator →