#213D9A#213D9A

#213D9A is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.1% C 0.156 H 266.4°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#213D9A
RGB	rgb(33, 61, 154)
HSL	hsl(226, 65%, 37%)
HSV	hsv(226, 79%, 60%)
CMYK	cmyk(78.6%, 60.4%, 0%, 39.6%)
CIE-LAB	lab(29.39, 24.61, -53.72)
CIE-LCH	lch(29.39, 59.09, 294.61°)
OKLab	oklab(40.06% -0.0097 -0.1552)
OKLCH	oklch(40.06% 0.156 266.4)
XYZ	xyz(8.1266, 5.9930, 31.2940)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213D9A #9A7E21

analogous

#217A9A #213D9A #42219A

triadic

#213D9A #9A213D #3D9A21

tetradic

#213D9A #9A217A #9A7E21 #219A42

square

#213D9A #9A217A #9A7E21 #219A42

split-complementary

#213D9A #9A4221 #7A9A21

monochromatic

#0B1535 #162968 #213D9A #2C51CC #5A78DC

Accessibility & contrast

On white

9.55

#213D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#213D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213D9A

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213D9A	#FFFFFF	#000000	##FFFFFF
##213D9A	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9D

Deuteranopia (green-blind)

#004098

Tritanopia (blue-blind)

#005565

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #213d9a;
/* rgb */ color: rgb(33, 61, 154);
/* oklch */ color: oklch(40.1% 0.156 266.4);

Tailwind

colors: {
  custom: {
    50: '#7072b9',
    500: '#213d9a',
    950: '#000000',
  },
}

SCSS

$custom: #213d9a;
$custom-light: #7072b9;
$custom-dark: #000000;

JSON

{
  "hex": "#213d9a",
  "rgb": {
    "r": 33,
    "g": 61,
    "b": 154
  },
  "hsl": {
    "h": 226.116,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.40058,
    "c": 0.15552,
    "h": 266.4
  },
  "luminance": 0.05994
}

Semantic roles & 50–950 ramp

primary

#213D9A

secondary

#C0A857

accent

#C140E8

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #213D9A

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

Preview Lab → · Contrast checker → · Palette generator →