#182FA1#182FA1

#182FA1 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.8% C 0.184 H 266.9°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#182FA1
RGB	rgb(24, 47, 161)
HSL	hsl(230, 74%, 36%)
HSV	hsv(230, 85%, 63%)
CMYK	cmyk(85.1%, 70.8%, 0%, 36.9%)
CIE-LAB	lab(26.16, 35.80, -63.30)
CIE-LCH	lch(26.16, 72.72, 299.49°)
OKLab	oklab(37.78% -0.0099 -0.1835)
OKLCH	oklch(37.78% 0.184 266.9)
XYZ	xyz(7.8240, 4.7995, 34.2253)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182FA1 #A18A18

analogous

#1874A1 #182FA1 #4618A1

triadic

#182FA1 #A1182F #2FA118

tetradic

#182FA1 #A11874 #A18A18 #18A146

square

#182FA1 #A11874 #A18A18 #18A146

split-complementary

#182FA1 #A14618 #74A118

monochromatic

#081036 #101F6C #182FA1 #203FD6 #4F68E5

Accessibility & contrast

On white

10.71

#182FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#182FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182FA1

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182FA1	#FFFFFF	#000000	##FFFFFF
##182FA1	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A4

Deuteranopia (green-blind)

#00379F

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #182fa1;
/* rgb */ color: rgb(24, 47, 161);
/* oklch */ color: oklch(37.8% 0.184 266.9);

Tailwind

colors: {
  custom: {
    50: '#7168be',
    500: '#182fa1',
    950: '#000000',
  },
}

SCSS

$custom: #182fa1;
$custom-light: #7168be;
$custom-dark: #000000;

JSON

{
  "hex": "#182fa1",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 161
  },
  "hsl": {
    "h": 229.927,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.37777,
    "c": 0.18377,
    "h": 266.9
  },
  "luminance": 0.048
}

Semantic roles & 50–950 ramp

primary

#182FA1

secondary

#C7B34E

accent

#D237F1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #182FA1

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

Preview Lab → · Contrast checker → · Palette generator →