#184FA1#184FA1

#184FA1 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.2% C 0.145 H 258.9°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#184FA1
RGB	rgb(24, 79, 161)
HSL	hsl(216, 74%, 36%)
HSV	hsv(216, 85%, 63%)
CMYK	cmyk(85.1%, 50.9%, 0%, 36.9%)
CIE-LAB	lab(34.72, 14.27, -49.32)
CIE-LCH	lch(34.72, 51.34, 286.13°)
OKLab	oklab(44.18% -0.0278 -0.1421)
OKLCH	oklch(44.18% 0.145 258.9)
XYZ	xyz(9.6033, 8.3582, 34.8184)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184FA1 #A16A18

analogous

#1894A1 #184FA1 #2518A1

triadic

#184FA1 #A1184F #4FA118

tetradic

#184FA1 #A11894 #A16A18 #18A125

square

#184FA1 #A11894 #A16A18 #18A125

split-complementary

#184FA1 #A12518 #94A118

monochromatic

#081B36 #10356C #184FA1 #2069D6 #4F8BE5

Accessibility & contrast

On white

7.86

#184FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#184FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184FA1

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184FA1	#FFFFFF	#000000	##FFFFFF
##184FA1	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B58A4

Deuteranopia (green-blind)

#004C9F

Tritanopia (blue-blind)

#006370

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #184fa1;
/* rgb */ color: rgb(24, 79, 161);
/* oklch */ color: oklch(44.2% 0.145 258.9);

Tailwind

colors: {
  custom: {
    50: '#6e7fbd',
    500: '#184fa1',
    950: '#000000',
  },
}

SCSS

$custom: #184fa1;
$custom-light: #6e7fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#184fa1",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 161
  },
  "hsl": {
    "h": 215.912,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.44176,
    "c": 0.14477,
    "h": 258.9
  },
  "luminance": 0.08359
}

Semantic roles & 50–950 ramp

primary

#184FA1

secondary

#C7964E

accent

#A637F1

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #184FA1

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

Preview Lab → · Contrast checker → · Palette generator →