#1B549E#1B549E

#1B549E is a mid, vivid cyan. Relative luminance 0.090; OKLCH L 45.2% C 0.134 H 256.8°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#1B549E
RGB	rgb(27, 84, 158)
HSL	hsl(214, 71%, 36%)
HSV	hsv(214, 83%, 62%)
CMYK	cmyk(82.9%, 46.8%, 0%, 38%)
CIE-LAB	lab(36.06, 9.98, -45.35)
CIE-LCH	lch(36.06, 46.43, 282.41°)
OKLab	oklab(45.17% -0.0306 -0.1302)
OKLCH	oklch(45.17% 0.134 256.8)
XYZ	xyz(9.7916, 9.0411, 33.5702)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B549E #9E651B

analogous

#1B969E #1B549E #241B9E

triadic

#1B549E #9E1B54 #549E1B

tetradic

#1B549E #9E1B96 #9E651B #1B9E24

square

#1B549E #9E1B96 #9E651B #1B9E24

split-complementary

#1B549E #9E241B #969E1B

monochromatic

#091C35 #12386A #1B549E #2470D2 #5290E1

Accessibility & contrast

On white

7.48

#1B549E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#1B549E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B549E

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B549E	#FFFFFF	#000000	##FFFFFF
##1B549E	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5BA1

Deuteranopia (green-blind)

#084F9D

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1b549e;
/* rgb */ color: rgb(27, 84, 158);
/* oklch */ color: oklch(45.2% 0.134 256.8);

Tailwind

colors: {
  custom: {
    50: '#6e83bb',
    500: '#1b549e',
    950: '#000000',
  },
}

SCSS

$custom: #1b549e;
$custom-light: #6e83bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1b549e",
  "rgb": {
    "r": 27,
    "g": 84,
    "b": 158
  },
  "hsl": {
    "h": 213.893,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45167,
    "c": 0.13377,
    "h": 256.8
  },
  "luminance": 0.09042
}

Semantic roles & 50–950 ramp

primary

#1B549E

secondary

#C49251

accent

#A03AEE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #1B549E

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

Preview Lab → · Contrast checker → · Palette generator →