#18549E#18549E

#18549E is a mid, vivid cyan. Relative luminance 0.090; OKLCH L 45.1% C 0.135 H 256.2°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#18549E
RGB	rgb(24, 84, 158)
HSL	hsl(213, 74%, 36%)
HSV	hsv(213, 85%, 62%)
CMYK	cmyk(84.8%, 46.8%, 0%, 38%)
CIE-LAB	lab(35.99, 9.70, -45.47)
CIE-LCH	lch(35.99, 46.50, 282.04°)
OKLab	oklab(45.09% -0.0321 -0.1306)
OKLCH	oklch(45.09% 0.135 256.2)
XYZ	xyz(9.7163, 9.0022, 33.5666)
Luminance	0.0900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18549E #9E6218

analogous

#18979E #18549E #1F189E

triadic

#18549E #9E1854 #549E18

tetradic

#18549E #9E1897 #9E6218 #189E1F

square

#18549E #9E1897 #9E6218 #189E1F

split-complementary

#18549E #9E1F18 #979E18

monochromatic

#081C34 #103869 #18549E #2070D3 #4D90E4

Accessibility & contrast

On white

7.50

#18549E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#18549E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18549E

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18549E	#FFFFFF	#000000	##FFFFFF
##18549E	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)

#2B5BA1

Deuteranopia (green-blind)

#064F9D

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #18549e;
/* rgb */ color: rgb(24, 84, 158);
/* oklch */ color: oklch(45.1% 0.135 256.2);

Tailwind

colors: {
  custom: {
    50: '#6d83bb',
    500: '#18549e',
    950: '#000000',
  },
}

SCSS

$custom: #18549e;
$custom-light: #6d83bb;
$custom-dark: #000000;

JSON

{
  "hex": "#18549e",
  "rgb": {
    "r": 24,
    "g": 84,
    "b": 158
  },
  "hsl": {
    "h": 213.134,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.45088,
    "c": 0.13452,
    "h": 256.2
  },
  "luminance": 0.09003
}

Semantic roles & 50–950 ramp

primary

#18549E

secondary

#C68F4C

accent

#9E38F0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #18549E

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

Preview Lab → · Contrast checker → · Palette generator →