#184A7B#184A7B

#184A7B is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 40.3% C 0.098 H 251.3°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#184A7B
RGB	rgb(24, 74, 123)
HSL	hsl(210, 67%, 29%)
HSV	hsv(210, 80%, 48%)
CMYK	cmyk(80.5%, 39.8%, 0%, 51.8%)
CIE-LAB	lab(30.69, 2.15, -32.53)
CIE-LCH	lch(30.69, 32.60, 273.79°)
OKLab	oklab(40.25% -0.0314 -0.0928)
OKLCH	oklch(40.25% 0.098 251.3)
XYZ	xyz(6.3993, 6.5211, 19.6565)
Luminance	0.0652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184A7B #7B4918

analogous

#187B7B #184A7B #18197B

triadic

#184A7B #7B184A #4A7B18

tetradic

#184A7B #7B187B #7B4918 #197B18

square

#184A7B #7B187B #7B4918 #197B18

split-complementary

#184A7B #7B1819 #7B7B18

monochromatic

#050F1A #0E2B48 #184A7B #2269AE #3688D8

Accessibility & contrast

On white

9.11

#184A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#184A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184A7B

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184A7B	#FFFFFF	#000000	##FFFFFF
##184A7B	1.00	9.11	2.30	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334D7D

Deuteranopia (green-blind)

#23447A

Tritanopia (blue-blind)

#00565C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #184a7b;
/* rgb */ color: rgb(24, 74, 123);
/* oklch */ color: oklch(40.3% 0.098 251.3);

Tailwind

colors: {
  custom: {
    50: '#657ca1',
    500: '#184a7b',
    950: '#000000',
  },
}

SCSS

$custom: #184a7b;
$custom-light: #657ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#184a7b",
  "rgb": {
    "r": 24,
    "g": 74,
    "b": 123
  },
  "hsl": {
    "h": 209.697,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.40254,
    "c": 0.09797,
    "h": 251.3
  },
  "luminance": 0.06522
}

Semantic roles & 50–950 ramp

primary

#184A7B

secondary

#B0773F

accent

#933EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090F

muted

#7A7B7E

Preview Lab

Preview with #184A7B

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

Preview Lab → · Contrast checker → · Palette generator →