#21439A#21439A

#21439A is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.3% C 0.148 H 264.6°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#21439A
RGB	rgb(33, 67, 154)
HSL	hsl(223, 65%, 37%)
HSV	hsv(223, 79%, 60%)
CMYK	cmyk(78.6%, 56.5%, 0%, 39.6%)
CIE-LAB	lab(31.04, 20.52, -51.04)
CIE-LCH	lch(31.04, 55.01, 291.90°)
OKLab	oklab(41.3% -0.014 -0.1472)
OKLCH	oklch(41.3% 0.148 264.6)
XYZ	xyz(8.4650, 6.6698, 31.4068)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21439A #9A7821

analogous

#21809A #21439A #3B219A

triadic

#21439A #9A2143 #439A21

tetradic

#21439A #9A2180 #9A7821 #219A3B

square

#21439A #9A2180 #9A7821 #219A3B

split-complementary

#21439A #9A3B21 #809A21

monochromatic

#0B1735 #162D68 #21439A #2C59CC #5A7EDC

Accessibility & contrast

On white

9.00

#21439A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#21439A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21439A

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21439A	#FFFFFF	#000000	##FFFFFF
##21439A	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9D

Deuteranopia (green-blind)

#004498

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #21439a;
/* rgb */ color: rgb(33, 67, 154);
/* oklch */ color: oklch(41.3% 0.148 264.6);

Tailwind

colors: {
  custom: {
    50: '#7076b8',
    500: '#21439a',
    950: '#000000',
  },
}

SCSS

$custom: #21439a;
$custom-light: #7076b8;
$custom-dark: #000000;

JSON

{
  "hex": "#21439a",
  "rgb": {
    "r": 33,
    "g": 67,
    "b": 154
  },
  "hsl": {
    "h": 223.14,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.41295,
    "c": 0.1479,
    "h": 264.6
  },
  "luminance": 0.06671
}

Semantic roles & 50–950 ramp

primary

#21439A

secondary

#C0A257

accent

#B940E8

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #21439A

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

Preview Lab → · Contrast checker → · Palette generator →