#1B2E62#1B2E62

#1B2E62 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.7% C 0.095 H 266.0°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#1B2E62
RGB	rgb(27, 46, 98)
HSL	hsl(224, 57%, 25%)
HSV	hsv(224, 72%, 38%)
CMYK	cmyk(72.4%, 53.1%, 0%, 61.6%)
CIE-LAB	lab(20.32, 11.89, -33.15)
CIE-LCH	lch(20.32, 35.22, 289.73°)
OKLab	oklab(31.73% -0.0066 -0.0951)
OKLCH	oklch(31.73% 0.095 266)
XYZ	xyz(3.6328, 3.0685, 11.9537)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2E62 #624F1B

analogous

#1B5262 #1B2E62 #2C1B62

triadic

#1B2E62 #621B2E #2E621B

tetradic

#1B2E62 #621B52 #624F1B #1B622C

square

#1B2E62 #621B52 #624F1B #1B622C

split-complementary

#1B2E62 #622C1B #52621B

monochromatic

#070B18 #0E1732 #1B2E62 #284592 #355BC2

Accessibility & contrast

On white

13.01

#1B2E62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1B2E62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2E62

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2E62	#FFFFFF	#000000	##FFFFFF
##1B2E62	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#113464

Deuteranopia (green-blind)

#002E61

Tritanopia (blue-blind)

#003A43

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1b2e62;
/* rgb */ color: rgb(27, 46, 98);
/* oklch */ color: oklch(31.7% 0.095 266.0);

Tailwind

colors: {
  custom: {
    50: '#61668f',
    500: '#1b2e62',
    950: '#000000',
  },
}

SCSS

$custom: #1b2e62;
$custom-light: #61668f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2e62",
  "rgb": {
    "r": 27,
    "g": 46,
    "b": 98
  },
  "hsl": {
    "h": 223.944,
    "s": 56.8,
    "l": 24.51
  },
  "oklch": {
    "l": 0.31731,
    "c": 0.09534,
    "h": 266
  },
  "luminance": 0.03069
}

Semantic roles & 50–950 ramp

primary

#1B2E62

secondary

#988041

accent

#B748E0

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05050C

muted

#7A7A7D

Preview Lab

Preview with #1B2E62

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

Preview Lab → · Contrast checker → · Palette generator →