#18487A#18487A

#18487A is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.7% C 0.099 H 252.5°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#18487A
RGB	rgb(24, 72, 122)
HSL	hsl(211, 67%, 29%)
HSV	hsv(211, 80%, 48%)
CMYK	cmyk(80.3%, 41%, 0%, 52.2%)
CIE-LAB	lab(29.99, 3.09, -33.02)
CIE-LCH	lch(29.99, 33.16, 275.34°)
OKLab	oklab(39.69% -0.0297 -0.0943)
OKLCH	oklch(39.69% 0.099 252.5)
XYZ	xyz(6.2056, 6.2333, 19.2847)
Luminance	0.0623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18487A #7A4A18

analogous

#18797A #18487A #19187A

triadic

#18487A #7A1848 #487A18

tetradic

#18487A #7A1879 #7A4A18 #187A19

square

#18487A #7A1879 #7A4A18 #187A19

split-complementary

#18487A #7A1918 #797A18

monochromatic

#050F1A #0E2A47 #18487A #2266AD #3585D7

Accessibility & contrast

On white

9.35

#18487A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#18487A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18487A

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18487A	#FFFFFF	#000000	##FFFFFF
##18487A	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304B7C

Deuteranopia (green-blind)

#204379

Tritanopia (blue-blind)

#00545B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #18487a;
/* rgb */ color: rgb(24, 72, 122);
/* oklch */ color: oklch(39.7% 0.099 252.5);

Tailwind

colors: {
  custom: {
    50: '#657aa1',
    500: '#18487a',
    950: '#000000',
  },
}

SCSS

$custom: #18487a;
$custom-light: #657aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#18487a",
  "rgb": {
    "r": 24,
    "g": 72,
    "b": 122
  },
  "hsl": {
    "h": 210.612,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.39689,
    "c": 0.09885,
    "h": 252.5
  },
  "luminance": 0.06234
}

Semantic roles & 50–950 ramp

primary

#18487A

secondary

#AF783F

accent

#963EEA

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090F

muted

#7A7B7E

Preview Lab

Preview with #18487A

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

Preview Lab → · Contrast checker → · Palette generator →