#18519D#18519D

#18519D is a dark, vivid cyan. Relative luminance 0.085; OKLCH L 44.3% C 0.137 H 257.3°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#18519D
RGB	rgb(24, 81, 157)
HSL	hsl(214, 73%, 35%)
HSV	hsv(214, 85%, 62%)
CMYK	cmyk(84.7%, 48.4%, 0%, 38.4%)
CIE-LAB	lab(35.03, 11.30, -46.42)
CIE-LCH	lch(35.03, 47.77, 283.68°)
OKLab	oklab(44.33% -0.03 -0.1335)
OKLCH	oklch(44.33% 0.137 257.3)
XYZ	xyz(9.4027, 8.5122, 33.0392)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18519D #9D6418

analogous

#18939D #18519D #22189D

triadic

#18519D #9D1851 #519D18

tetradic

#18519D #9D1893 #9D6418 #189D22

square

#18519D #9D1893 #9D6418 #189D22

split-complementary

#18519D #9D2218 #939D18

monochromatic

#081A33 #103668 #18519D #206CD2 #4C8DE4

Accessibility & contrast

On white

7.77

#18519D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#18519D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18519D

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18519D	#FFFFFF	#000000	##FFFFFF
##18519D	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2559A0

Deuteranopia (green-blind)

#004D9B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #18519d;
/* rgb */ color: rgb(24, 81, 157);
/* oklch */ color: oklch(44.3% 0.137 257.3);

Tailwind

colors: {
  custom: {
    50: '#6d81ba',
    500: '#18519d',
    950: '#000000',
  },
}

SCSS

$custom: #18519d;
$custom-light: #6d81ba;
$custom-dark: #000000;

JSON

{
  "hex": "#18519d",
  "rgb": {
    "r": 24,
    "g": 81,
    "b": 157
  },
  "hsl": {
    "h": 214.286,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.44325,
    "c": 0.1368,
    "h": 257.3
  },
  "luminance": 0.08513
}

Semantic roles & 50–950 ramp

primary

#18519D

secondary

#C5914B

accent

#A138F0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #18519D

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

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