#1B326E#1B326E

#1B326E is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.6% C 0.108 H 265.2°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#1B326E
RGB	rgb(27, 50, 110)
HSL	hsl(223, 61%, 27%)
HSV	hsv(223, 75%, 43%)
CMYK	cmyk(75.5%, 54.5%, 0%, 56.9%)
CIE-LAB	lab(22.44, 13.92, -37.52)
CIE-LCH	lch(22.44, 40.01, 290.35°)
OKLab	oklab(33.64% -0.009 -0.1079)
OKLCH	oklch(33.64% 0.108 265.2)
XYZ	xyz(4.4061, 3.6395, 15.2191)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B326E #6E571B

analogous

#1B5C6E #1B326E #2D1B6E

triadic

#1B326E #6E1B32 #326E1B

tetradic

#1B326E #6E1B5C #6E571B #1B6E2D

square

#1B326E #6E1B5C #6E571B #1B6E2D

split-complementary

#1B326E #6E2D1B #5C6E1B

monochromatic

#060B19 #0F1C3D #1B326E #27489F #3660CE

Accessibility & contrast

On white

12.15

#1B326E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1B326E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B326E

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B326E	#FFFFFF	#000000	##FFFFFF
##1B326E	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3A70

Deuteranopia (green-blind)

#00326D

Tritanopia (blue-blind)

#00404B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1b326e;
/* rgb */ color: rgb(27, 50, 110);
/* oklch */ color: oklch(33.6% 0.108 265.2);

Tailwind

colors: {
  custom: {
    50: '#646998',
    500: '#1b326e',
    950: '#000000',
  },
}

SCSS

$custom: #1b326e;
$custom-light: #646998;
$custom-dark: #000000;

JSON

{
  "hex": "#1b326e",
  "rgb": {
    "r": 27,
    "g": 50,
    "b": 110
  },
  "hsl": {
    "h": 223.373,
    "s": 60.584,
    "l": 26.863
  },
  "oklch": {
    "l": 0.33636,
    "c": 0.10826,
    "h": 265.2
  },
  "luminance": 0.0364
}

Semantic roles & 50–950 ramp

primary

#1B326E

secondary

#A38842

accent

#B744E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1B326E

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

Preview Lab → · Contrast checker → · Palette generator →