#184D7B#184D7B

#184D7B is a dark, moderate cyan. Relative luminance 0.069; OKLCH L 41.0% C 0.095 H 248.8°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#184D7B
RGB	rgb(24, 77, 123)
HSL	hsl(208, 67%, 29%)
HSV	hsv(208, 80%, 48%)
CMYK	cmyk(80.5%, 37.4%, 0%, 51.8%)
CIE-LAB	lab(31.65, 0.17, -31.01)
CIE-LCH	lch(31.65, 31.01, 270.32°)
OKLab	oklab(41.01% -0.0343 -0.0883)
OKLCH	oklch(41.01% 0.095 248.8)
XYZ	xyz(6.6044, 6.9312, 19.7248)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184D7B #7B4618

analogous

#187B78 #184D7B #181C7B

triadic

#184D7B #7B184D #4D7B18

tetradic

#184D7B #78187B #7B4618 #1C7B18

square

#184D7B #78187B #7B4618 #1C7B18

split-complementary

#184D7B #7B181C #7B7818

monochromatic

#05101A #0E2D48 #184D7B #226DAE #368CD8

Accessibility & contrast

On white

8.80

#184D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#184D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D7B

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184D7B	#FFFFFF	#000000	##FFFFFF
##184D7B	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384F7D

Deuteranopia (green-blind)

#29467A

Tritanopia (blue-blind)

#00585E

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #184d7b;
/* rgb */ color: rgb(24, 77, 123);
/* oklch */ color: oklch(41.0% 0.095 248.8);

Tailwind

colors: {
  custom: {
    50: '#657ea1',
    500: '#184d7b',
    950: '#000000',
  },
}

SCSS

$custom: #184d7b;
$custom-light: #657ea1;
$custom-dark: #000000;

JSON

{
  "hex": "#184d7b",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 123
  },
  "hsl": {
    "h": 207.879,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.41006,
    "c": 0.09472,
    "h": 248.8
  },
  "luminance": 0.06932
}

Semantic roles & 50–950 ramp

primary

#184D7B

secondary

#B0733F

accent

#8E3EEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090F

muted

#7A7B7E

Preview Lab

Preview with #184D7B

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

Preview Lab → · Contrast checker → · Palette generator →