#182E8F#182E8F

#182E8F is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.7% C 0.161 H 267.1°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#182E8F
RGB	rgb(24, 46, 143)
HSL	hsl(229, 71%, 33%)
HSV	hsv(229, 83%, 56%)
CMYK	cmyk(83.2%, 67.8%, 0%, 43.9%)
CIE-LAB	lab(24.10, 29.62, -55.65)
CIE-LCH	lch(24.10, 63.04, 298.02°)
OKLab	oklab(35.73% -0.0082 -0.1612)
OKLCH	oklch(35.73% 0.161 267.1)
XYZ	xyz(6.3099, 4.1306, 26.4460)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E8F #8F7918

analogous

#18698F #182E8F #3E188F

triadic

#182E8F #8F182E #2E8F18

tetradic

#182E8F #8F1869 #8F7918 #188F3E

square

#182E8F #8F1869 #8F7918 #188F3E

split-complementary

#182E8F #8F3E18 #698F18

monochromatic

#060C26 #0F1D5B #182E8F #213FC3 #425FDF

Accessibility & contrast

On white

11.50

#182E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#182E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E8F

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E8F	#FFFFFF	#000000	##FFFFFF
##182E8F	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F92

Deuteranopia (green-blind)

#00348D

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #182e8f;
/* rgb */ color: rgb(24, 46, 143);
/* oklch */ color: oklch(35.7% 0.161 267.1);

Tailwind

colors: {
  custom: {
    50: '#6c66b1',
    500: '#182e8f',
    950: '#000000',
  },
}

SCSS

$custom: #182e8f;
$custom-light: #6c66b1;
$custom-dark: #000000;

JSON

{
  "hex": "#182e8f",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 143
  },
  "hsl": {
    "h": 228.908,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35732,
    "c": 0.1614,
    "h": 267.1
  },
  "luminance": 0.04131
}

Semantic roles & 50–950 ramp

primary

#182E8F

secondary

#C0A943

accent

#CD3AEE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #182E8F

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

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