#21347A#21347A

#21347A is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.4% C 0.122 H 268.1°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#21347A
RGB	rgb(33, 52, 122)
HSL	hsl(227, 57%, 30%)
HSV	hsv(227, 73%, 48%)
CMYK	cmyk(73%, 57.4%, 0%, 52.2%)
CIE-LAB	lab(24.27, 18.24, -42.20)
CIE-LCH	lch(24.27, 45.97, 293.38°)
OKLab	oklab(35.4% -0.004 -0.1215)
OKLCH	oklch(35.4% 0.122 268.1)
XYZ	xyz(5.3668, 4.1839, 18.9333)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21347A #7A6721

analogous

#21607A #21347A #3A217A

triadic

#21347A #7A2134 #347A21

tetradic

#21347A #7A2160 #7A6721 #217A3A

square

#21347A #7A2160 #7A6721 #217A3A

split-complementary

#21347A #7A3A21 #607A21

monochromatic

#070B1A #141F4A #21347A #2E49AA #4864CD

Accessibility & contrast

On white

11.43

#21347A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#21347A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21347A

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21347A	#FFFFFF	#000000	##FFFFFF
##21347A	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7C

Deuteranopia (green-blind)

#003679

Tritanopia (blue-blind)

#004551

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #21347a;
/* rgb */ color: rgb(33, 52, 122);
/* oklch */ color: oklch(35.4% 0.122 268.1);

Tailwind

colors: {
  custom: {
    50: '#696ba1',
    500: '#21347a',
    950: '#000000',
  },
}

SCSS

$custom: #21347a;
$custom-light: #696ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#21347a",
  "rgb": {
    "r": 33,
    "g": 52,
    "b": 122
  },
  "hsl": {
    "h": 227.191,
    "s": 57.419,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35397,
    "c": 0.12156,
    "h": 268.1
  },
  "luminance": 0.04184
}

Semantic roles & 50–950 ramp

primary

#21347A

secondary

#AD984A

accent

#C047E1

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #21347A

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

Preview Lab → · Contrast checker → · Palette generator →