#182C7F#182C7F

#182C7F is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.8% C 0.142 H 267.4°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#182C7F
RGB	rgb(24, 44, 127)
HSL	hsl(228, 68%, 30%)
HSV	hsv(228, 81%, 50%)
CMYK	cmyk(81.1%, 65.4%, 0%, 50.2%)
CIE-LAB	lab(22.04, 24.69, -49.01)
CIE-LCH	lch(22.04, 54.88, 296.74°)
OKLab	oklab(33.75% -0.0065 -0.1418)
OKLCH	oklch(33.75% 0.142 267.4)
XYZ	xyz(5.1068, 3.5273, 20.4862)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C7F #7F6B18

analogous

#185F7F #182C7F #38187F

triadic

#182C7F #7F182C #2C7F18

tetradic

#182C7F #7F185F #7F6B18 #187F38

square

#182C7F #7F185F #7F6B18 #187F38

split-complementary

#182C7F #7F3818 #5F7F18

monochromatic

#05091A #0E1A4C #182C7F #223EB2 #3857D9

Accessibility & contrast

On white

12.31

#182C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#182C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C7F

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C7F	#FFFFFF	#000000	##FFFFFF
##182C7F	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #182c7f;
/* rgb */ color: rgb(24, 44, 127);
/* oklch */ color: oklch(33.8% 0.142 267.4);

Tailwind

colors: {
  custom: {
    50: '#6865a5',
    500: '#182c7f',
    950: '#000000',
  },
}

SCSS

$custom: #182c7f;
$custom-light: #6865a5;
$custom-dark: #000000;

JSON

{
  "hex": "#182c7f",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 127
  },
  "hsl": {
    "h": 228.35,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33752,
    "c": 0.14195,
    "h": 267.4
  },
  "luminance": 0.03528
}

Semantic roles & 50–950 ramp

primary

#182C7F

secondary

#B39D3F

accent

#C93DEB

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #182C7F

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

Preview Lab → · Contrast checker → · Palette generator →