#182A61#182A61

#182A61 is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.6% C 0.100 H 266.7°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#182A61
RGB	rgb(24, 42, 97)
HSL	hsl(225, 60%, 24%)
HSV	hsv(225, 75%, 38%)
CMYK	cmyk(75.3%, 56.7%, 0%, 62%)
CIE-LAB	lab(18.85, 13.89, -34.86)
CIE-LCH	lch(18.85, 37.53, 291.72°)
OKLab	oklab(30.55% -0.0058 -0.1003)
OKLCH	oklch(30.55% 0.1 266.7)
XYZ	xyz(3.3616, 2.7128, 11.6534)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A61 #614F18

analogous

#184E61 #182A61 #2A1861

triadic

#182A61 #61182A #2A6118

tetradic

#182A61 #61184E #614F18 #18612A

square

#182A61 #61184E #614F18 #18612A

split-complementary

#182A61 #612A18 #4E6118

monochromatic

#060B19 #0C1530 #182A61 #243F92 #3054C3

Accessibility & contrast

On white

13.61

#182A61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#182A61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A61

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A61	#FFFFFF	#000000	##FFFFFF
##182A61	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#043163

Deuteranopia (green-blind)

#002B60

Tritanopia (blue-blind)

#003741

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #182a61;
/* rgb */ color: rgb(24, 42, 97);
/* oklch */ color: oklch(30.6% 0.100 266.7);

Tailwind

colors: {
  custom: {
    50: '#60638e',
    500: '#182a61',
    950: '#000000',
  },
}

SCSS

$custom: #182a61;
$custom-light: #60638e;
$custom-dark: #000000;

JSON

{
  "hex": "#182a61",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 97
  },
  "hsl": {
    "h": 225.205,
    "s": 60.331,
    "l": 23.725
  },
  "oklch": {
    "l": 0.30554,
    "c": 0.10045,
    "h": 266.7
  },
  "luminance": 0.02713
}

Semantic roles & 50–950 ramp

primary

#182A61

secondary

#97813D

accent

#BC44E3

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #182A61

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

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