#182B6B#182B6B

#182B6B is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.7% C 0.114 H 267.0°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#182B6B
RGB	rgb(24, 43, 107)
HSL	hsl(226, 63%, 26%)
HSV	hsv(226, 78%, 42%)
CMYK	cmyk(77.6%, 59.8%, 0%, 58%)
CIE-LAB	lab(19.98, 17.29, -39.58)
CIE-LCH	lch(19.98, 43.19, 293.60°)
OKLab	oklab(31.66% -0.006 -0.1141)
OKLCH	oklch(31.66% 0.114 267)
XYZ	xyz(3.8935, 2.9831, 14.2777)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182B6B #6B5818

analogous

#18546B #182B6B #2E186B

triadic

#182B6B #6B182B #2B6B18

tetradic

#182B6B #6B1854 #6B5818 #186B2E

square

#182B6B #6B1854 #6B5818 #186B2E

split-complementary

#182B6B #6B2E18 #546B18

monochromatic

#060A19 #0D1739 #182B6B #233F9D #2E53CF

Accessibility & contrast

On white

13.15

#182B6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#182B6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182B6B

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182B6B	#FFFFFF	#000000	##FFFFFF
##182B6B	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346D

Deuteranopia (green-blind)

#002D6A

Tritanopia (blue-blind)

#003B46

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182b6b;
/* rgb */ color: rgb(24, 43, 107);
/* oklch */ color: oklch(31.7% 0.114 267.0);

Tailwind

colors: {
  custom: {
    50: '#626396',
    500: '#182b6b',
    950: '#000000',
  },
}

SCSS

$custom: #182b6b;
$custom-light: #626396;
$custom-dark: #000000;

JSON

{
  "hex": "#182b6b",
  "rgb": {
    "r": 24,
    "g": 43,
    "b": 107
  },
  "hsl": {
    "h": 226.265,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31658,
    "c": 0.1143,
    "h": 267
  },
  "luminance": 0.02983
}

Semantic roles & 50–950 ramp

primary

#182B6B

secondary

#A18A3E

accent

#C141E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #182B6B

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

Preview Lab → · Contrast checker → · Palette generator →