#21369F#21369F

#21369F is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.2% C 0.171 H 268.2°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#21369F
RGB	rgb(33, 54, 159)
HSL	hsl(230, 66%, 38%)
HSV	hsv(230, 79%, 62%)
CMYK	cmyk(79.2%, 66%, 0%, 37.6%)
CIE-LAB	lab(28.02, 31.22, -59.01)
CIE-LCH	lch(28.02, 66.76, 297.88°)
OKLab	oklab(39.18% -0.0054 -0.1708)
OKLCH	oklch(39.18% 0.171 268.2)
XYZ	xyz(8.2022, 5.4639, 33.4165)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21369F #9F8A21

analogous

#21759F #21369F #4B219F

triadic

#21369F #9F2136 #369F21

tetradic

#21369F #9F2175 #9F8A21 #219F4B

square

#21369F #9F2175 #9F8A21 #219F4B

split-complementary

#21369F #9F4B21 #759F21

monochromatic

#0C143A #16256C #21369F #2C47D2 #5D72DD

Accessibility & contrast

On white

10.03

#21369F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#21369F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21369F

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21369F	#FFFFFF	#000000	##FFFFFF
##21369F	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A2

Deuteranopia (green-blind)

#003C9D

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #21369f;
/* rgb */ color: rgb(33, 54, 159);
/* oklch */ color: oklch(39.2% 0.171 268.2);

Tailwind

colors: {
  custom: {
    50: '#726dbc',
    500: '#21369f',
    950: '#000000',
  },
}

SCSS

$custom: #21369f;
$custom-light: #726dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#21369f",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 159
  },
  "hsl": {
    "h": 230,
    "s": 65.625,
    "l": 37.647
  },
  "oklch": {
    "l": 0.39176,
    "c": 0.17089,
    "h": 268.2
  },
  "luminance": 0.05465
}

Semantic roles & 50–950 ramp

primary

#21369F

secondary

#C2B15A

accent

#CC3FE9

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #21369F

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

Preview Lab → · Contrast checker → · Palette generator →