#21327D#21327D

#21327D is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.129 H 269.0°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#21327D
RGB	rgb(33, 50, 125)
HSL	hsl(229, 58%, 31%)
HSV	hsv(229, 74%, 49%)
CMYK	cmyk(73.6%, 60%, 0%, 51%)
CIE-LAB	lab(23.95, 20.83, -44.62)
CIE-LCH	lch(23.95, 49.24, 295.02°)
OKLab	oklab(35.23% -0.0021 -0.1286)
OKLCH	oklch(35.23% 0.129 269)
XYZ	xyz(5.4682, 4.0847, 19.8983)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21327D #7D6C21

analogous

#21607D #21327D #3E217D

triadic

#21327D #7D2132 #327D21

tetradic

#21327D #7D2160 #7D6C21 #217D3E

square

#21327D #7D2160 #7D6C21 #217D3E

split-complementary

#21327D #7D3E21 #607D21

monochromatic

#070B1C #141F4D #21327D #2E45AD #4962CF

Accessibility & contrast

On white

11.56

#21327D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#21327D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21327D

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21327D	#FFFFFF	#000000	##FFFFFF
##21327D	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D80

Deuteranopia (green-blind)

#00357C

Tritanopia (blue-blind)

#004552

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #21327d;
/* rgb */ color: rgb(33, 50, 125);
/* oklch */ color: oklch(35.2% 0.129 269.0);

Tailwind

colors: {
  custom: {
    50: '#6a69a3',
    500: '#21327d',
    950: '#000000',
  },
}

SCSS

$custom: #21327d;
$custom-light: #6a69a3;
$custom-dark: #000000;

JSON

{
  "hex": "#21327d",
  "rgb": {
    "r": 33,
    "g": 50,
    "b": 125
  },
  "hsl": {
    "h": 228.913,
    "s": 58.228,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35234,
    "c": 0.12866,
    "h": 269
  },
  "luminance": 0.04085
}

Semantic roles & 50–950 ramp

primary

#21327D

secondary

#B09D4A

accent

#C546E1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #21327D

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

Preview Lab → · Contrast checker → · Palette generator →