#1B329E#1B329E

#1B329E is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.1% C 0.176 H 267.2°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#1B329E
RGB	rgb(27, 50, 158)
HSL	hsl(229, 71%, 36%)
HSV	hsv(229, 83%, 62%)
CMYK	cmyk(82.9%, 68.4%, 0%, 38%)
CIE-LAB	lab(26.68, 32.95, -60.61)
CIE-LCH	lch(26.68, 68.98, 298.53°)
OKLab	oklab(38.1% -0.0085 -0.1756)
OKLCH	oklch(38.1% 0.176 267.2)
XYZ	xyz(7.7620, 4.9819, 32.8936)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B329E #9E871B

analogous

#1B749E #1B329E #461B9E

triadic

#1B329E #9E1B32 #329E1B

tetradic

#1B329E #9E1B74 #9E871B #1B9E46

square

#1B329E #9E1B74 #9E871B #1B9E46

split-complementary

#1B329E #9E461B #749E1B

monochromatic

#091135 #12216A #1B329E #2443D2 #526BE1

Accessibility & contrast

On white

10.52

#1B329E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#1B329E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B329E

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B329E	#FFFFFF	#000000	##FFFFFF
##1B329E	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A1

Deuteranopia (green-blind)

#00399C

Tritanopia (blue-blind)

#005063

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1b329e;
/* rgb */ color: rgb(27, 50, 158);
/* oklch */ color: oklch(38.1% 0.176 267.2);

Tailwind

colors: {
  custom: {
    50: '#716abc',
    500: '#1b329e',
    950: '#000000',
  },
}

SCSS

$custom: #1b329e;
$custom-light: #716abc;
$custom-dark: #000000;

JSON

{
  "hex": "#1b329e",
  "rgb": {
    "r": 27,
    "g": 50,
    "b": 158
  },
  "hsl": {
    "h": 229.466,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.38101,
    "c": 0.17579,
    "h": 267.2
  },
  "luminance": 0.04983
}

Semantic roles & 50–950 ramp

primary

#1B329E

secondary

#C4B051

accent

#CE3AEE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1B329E

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

Preview Lab → · Contrast checker → · Palette generator →