#21418F#21418F

#21418F is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.0% C 0.135 H 264.3°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#21418F
RGB	rgb(33, 65, 143)
HSL	hsl(223, 63%, 35%)
HSV	hsv(223, 77%, 56%)
CMYK	cmyk(76.9%, 54.5%, 0%, 43.9%)
CIE-LAB	lab(29.63, 17.53, -46.61)
CIE-LCH	lch(29.63, 49.80, 290.61°)
OKLab	oklab(39.96% -0.0134 -0.1342)
OKLCH	oklch(39.96% 0.135 264.3)
XYZ	xyz(7.4737, 6.0863, 26.7622)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21418F #8F6F21

analogous

#21788F #21418F #38218F

triadic

#21418F #8F2141 #418F21

tetradic

#21418F #8F2178 #8F6F21 #218F38

square

#21418F #8F2178 #8F6F21 #218F38

split-complementary

#21418F #8F3821 #788F21

monochromatic

#0A142C #162A5D #21418F #2C58C1 #537AD7

Accessibility & contrast

On white

9.47

#21418F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#21418F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21418F

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21418F	#FFFFFF	#000000	##FFFFFF
##21418F	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#064B92

Deuteranopia (green-blind)

#00418D

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #21418f;
/* rgb */ color: rgb(33, 65, 143);
/* oklch */ color: oklch(40.0% 0.135 264.3);

Tailwind

colors: {
  custom: {
    50: '#6d75b0',
    500: '#21418f',
    950: '#000000',
  },
}

SCSS

$custom: #21418f;
$custom-light: #6d75b0;
$custom-dark: #000000;

JSON

{
  "hex": "#21418f",
  "rgb": {
    "r": 33,
    "g": 65,
    "b": 143
  },
  "hsl": {
    "h": 222.545,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39959,
    "c": 0.13491,
    "h": 264.3
  },
  "luminance": 0.06087
}

Semantic roles & 50–950 ramp

primary

#21418F

secondary

#BB9C51

accent

#B642E6

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080811

muted

#7B7B80

Preview Lab

Preview with #21418F

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

Preview Lab → · Contrast checker → · Palette generator →