#21328E#21328E

#21328E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.153 H 269.2°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#21328E
RGB	rgb(33, 50, 142)
HSL	hsl(231, 62%, 34%)
HSV	hsv(231, 77%, 56%)
CMYK	cmyk(76.8%, 64.8%, 0%, 44.3%)
CIE-LAB	lab(25.43, 27.43, -52.83)
CIE-LCH	lch(25.43, 59.52, 297.44°)
OKLab	oklab(36.8% -0.0023 -0.1527)
OKLCH	oklch(36.8% 0.153 269.2)
XYZ	xyz(6.6486, 4.5568, 26.1151)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21328E #8E7D21

analogous

#21698E #21328E #47218E

triadic

#21328E #8E2132 #328E21

tetradic

#21328E #8E2169 #8E7D21 #218E47

square

#21328E #8E2169 #8E7D21 #218E47

split-complementary

#21328E #8E4721 #698E21

monochromatic

#0A0F2B #15215C #21328E #2D43C0 #5267D7

Accessibility & contrast

On white

10.99

#21328E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#21328E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21328E

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21328E	#FFFFFF	#000000	##FFFFFF
##21328E	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004191

Deuteranopia (green-blind)

#00378C

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #21328e;
/* rgb */ color: rgb(33, 50, 142);
/* oklch */ color: oklch(36.8% 0.153 269.2);

Tailwind

colors: {
  custom: {
    50: '#6e69b0',
    500: '#21328e',
    950: '#000000',
  },
}

SCSS

$custom: #21328e;
$custom-light: #6e69b0;
$custom-dark: #000000;

JSON

{
  "hex": "#21328e",
  "rgb": {
    "r": 33,
    "g": 50,
    "b": 142
  },
  "hsl": {
    "h": 230.642,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36795,
    "c": 0.15274,
    "h": 269.2
  },
  "luminance": 0.04558
}

Semantic roles & 50–950 ramp

primary

#21328E

secondary

#BAAA50

accent

#CC42E5

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #21328E

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

Preview Lab → · Contrast checker → · Palette generator →