#18487E#18487E

#18487E is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 40.0% C 0.104 H 254.0°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#18487E
RGB	rgb(24, 72, 126)
HSL	hsl(212, 68%, 29%)
HSV	hsv(212, 81%, 49%)
CMYK	cmyk(81%, 42.9%, 0%, 50.6%)
CIE-LAB	lab(30.24, 4.72, -35.12)
CIE-LCH	lch(30.24, 35.44, 277.65°)
OKLab	oklab(39.96% -0.0287 -0.1004)
OKLCH	oklch(39.96% 0.104 254)
XYZ	xyz(6.4585, 6.3345, 20.6169)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18487E #7E4E18

analogous

#187B7E #18487E #1B187E

triadic

#18487E #7E1848 #487E18

tetradic

#18487E #7E187B #7E4E18 #187E1B

square

#18487E #7E187B #7E4E18 #187E1B

split-complementary

#18487E #7E1B18 #7B7E18

monochromatic

#050F1A #0E2B4B #18487E #2265B1 #3783D9

Accessibility & contrast

On white

9.26

#18487E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#18487E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18487E

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18487E	#FFFFFF	#000000	##FFFFFF
##18487E	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4C80

Deuteranopia (green-blind)

#1C437D

Tritanopia (blue-blind)

#00555D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #18487e;
/* rgb */ color: rgb(24, 72, 126);
/* oklch */ color: oklch(40.0% 0.104 254.0);

Tailwind

colors: {
  custom: {
    50: '#667aa4',
    500: '#18487e',
    950: '#000000',
  },
}

SCSS

$custom: #18487e;
$custom-light: #667aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#18487e",
  "rgb": {
    "r": 24,
    "g": 72,
    "b": 126
  },
  "hsl": {
    "h": 211.765,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39963,
    "c": 0.10447,
    "h": 254
  },
  "luminance": 0.06335
}

Semantic roles & 50–950 ramp

primary

#18487E

secondary

#B27C3F

accent

#993DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #18487E

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

Preview Lab → · Contrast checker → · Palette generator →