#184F9C#184F9C

#184F9C is a dark, vivid blue. Relative luminance 0.082; OKLCH L 43.8% C 0.138 H 258.0°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#184F9C
RGB	rgb(24, 79, 156)
HSL	hsl(215, 73%, 35%)
HSV	hsv(215, 85%, 61%)
CMYK	cmyk(84.6%, 49.4%, 0%, 38.8%)
CIE-LAB	lab(34.37, 12.24, -46.88)
CIE-LCH	lch(34.37, 48.45, 284.63°)
OKLab	oklab(43.79% -0.0286 -0.1349)
OKLCH	oklch(43.79% 0.138 258)
XYZ	xyz(9.1712, 8.1853, 32.5426)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184F9C #9C6518

analogous

#18919C #184F9C #23189C

triadic

#184F9C #9C184F #4F9C18

tetradic

#184F9C #9C1891 #9C6518 #189C23

square

#184F9C #9C1891 #9C6518 #189C23

split-complementary

#184F9C #9C2318 #919C18

monochromatic

#081932 #103467 #184F9C #206AD1 #4B8BE3

Accessibility & contrast

On white

7.96

#184F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#184F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184F9C

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184F9C	#FFFFFF	#000000	##FFFFFF
##184F9C	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21579F

Deuteranopia (green-blind)

#004B9A

Tritanopia (blue-blind)

#00626E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #184f9c;
/* rgb */ color: rgb(24, 79, 156);
/* oklch */ color: oklch(43.8% 0.138 258.0);

Tailwind

colors: {
  custom: {
    50: '#6d7fba',
    500: '#184f9c',
    950: '#000000',
  },
}

SCSS

$custom: #184f9c;
$custom-light: #6d7fba;
$custom-dark: #000000;

JSON

{
  "hex": "#184f9c",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 156
  },
  "hsl": {
    "h": 215,
    "s": 73.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.43793,
    "c": 0.13789,
    "h": 258
  },
  "luminance": 0.08186
}

Semantic roles & 50–950 ramp

primary

#184F9C

secondary

#C5924B

accent

#A338F0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #184F9C

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

Preview Lab → · Contrast checker → · Palette generator →