#184C9F#184C9F

#184C9F is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.4% C 0.146 H 259.7°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#184C9F
RGB	rgb(24, 76, 159)
HSL	hsl(217, 74%, 36%)
HSV	hsv(217, 85%, 62%)
CMYK	cmyk(84.9%, 52.2%, 0%, 37.6%)
CIE-LAB	lab(33.70, 15.49, -49.76)
CIE-LCH	lch(33.70, 52.12, 287.29°)
OKLab	oklab(43.35% -0.0259 -0.1434)
OKLCH	oklch(43.35% 0.146 259.7)
XYZ	xyz(9.2169, 7.8651, 33.8265)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184C9F #9F6B18

analogous

#188F9F #184C9F #28189F

triadic

#184C9F #9F184C #4C9F18

tetradic

#184C9F #9F188F #9F6B18 #189F28

square

#184C9F #9F188F #9F6B18 #189F28

split-complementary

#184C9F #9F2818 #8F9F18

monochromatic

#081935 #10336A #184C9F #2065D4 #4D87E4

Accessibility & contrast

On white

8.16

#184C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#184C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184C9F

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184C9F	#FFFFFF	#000000	##FFFFFF
##184C9F	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1356A2

Deuteranopia (green-blind)

#004A9D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #184c9f;
/* rgb */ color: rgb(24, 76, 159);
/* oklch */ color: oklch(43.4% 0.146 259.7);

Tailwind

colors: {
  custom: {
    50: '#6e7dbc',
    500: '#184c9f',
    950: '#000000',
  },
}

SCSS

$custom: #184c9f;
$custom-light: #6e7dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#184c9f",
  "rgb": {
    "r": 24,
    "g": 76,
    "b": 159
  },
  "hsl": {
    "h": 216.889,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43351,
    "c": 0.14577,
    "h": 259.7
  },
  "luminance": 0.07866
}

Semantic roles & 50–950 ramp

primary

#184C9F

secondary

#C6974D

accent

#A937F0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #184C9F

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

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