#1B549D#1B549D

#1B549D is a mid, vivid cyan. Relative luminance 0.090; OKLCH L 45.1% C 0.132 H 256.6°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#1B549D
RGB	rgb(27, 84, 157)
HSL	hsl(214, 71%, 36%)
HSV	hsv(214, 83%, 62%)
CMYK	cmyk(82.8%, 46.5%, 0%, 38.4%)
CIE-LAB	lab(36.00, 9.58, -44.85)
CIE-LCH	lch(36.00, 45.86, 282.06°)
OKLab	oklab(45.1% -0.0307 -0.1288)
OKLCH	oklch(45.1% 0.132 256.6)
XYZ	xyz(9.7059, 9.0068, 33.1187)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B549D #9D641B

analogous

#1B959D #1B549D #231B9D

triadic

#1B549D #9D1B54 #549D1B

tetradic

#1B549D #9D1B95 #9D641B #1B9D23

square

#1B549D #9D1B95 #9D641B #1B9D23

split-complementary

#1B549D #9D231B #959D1B

monochromatic

#091C35 #123869 #1B549D #2470D1 #5190E1

Accessibility & contrast

On white

7.50

#1B549D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#1B549D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B549D

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B549D	#FFFFFF	#000000	##FFFFFF
##1B549D	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5BA0

Deuteranopia (green-blind)

#0B4F9C

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1b549d;
/* rgb */ color: rgb(27, 84, 157);
/* oklch */ color: oklch(45.1% 0.132 256.6);

Tailwind

colors: {
  custom: {
    50: '#6e83ba',
    500: '#1b549d',
    950: '#000000',
  },
}

SCSS

$custom: #1b549d;
$custom-light: #6e83ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1b549d",
  "rgb": {
    "r": 27,
    "g": 84,
    "b": 157
  },
  "hsl": {
    "h": 213.692,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45095,
    "c": 0.1324,
    "h": 256.6
  },
  "luminance": 0.09008
}

Semantic roles & 50–950 ramp

primary

#1B549D

secondary

#C49150

accent

#9F3AED

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #1B549D

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

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