#213C9A#213C9A

#213C9A is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.9% C 0.157 H 266.7°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#213C9A
RGB	rgb(33, 60, 154)
HSL	hsl(227, 65%, 37%)
HSV	hsv(227, 79%, 60%)
CMYK	cmyk(78.6%, 61%, 0%, 39.6%)
CIE-LAB	lab(29.13, 25.29, -54.16)
CIE-LCH	lch(29.13, 59.77, 295.03°)
OKLab	oklab(39.86% -0.0091 -0.1565)
OKLCH	oklch(39.86% 0.157 266.7)
XYZ	xyz(8.0738, 5.8872, 31.2764)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213C9A #9A7F21

analogous

#21799A #213C9A #43219A

triadic

#213C9A #9A213C #3C9A21

tetradic

#213C9A #9A2179 #9A7F21 #219A43

square

#213C9A #9A2179 #9A7F21 #219A43

split-complementary

#213C9A #9A4321 #799A21

monochromatic

#0B1535 #162868 #213C9A #2C50CC #5A77DC

Accessibility & contrast

On white

9.64

#213C9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#213C9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213C9A

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213C9A	#FFFFFF	#000000	##FFFFFF
##213C9A	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9D

Deuteranopia (green-blind)

#003F98

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #213c9a;
/* rgb */ color: rgb(33, 60, 154);
/* oklch */ color: oklch(39.9% 0.157 266.7);

Tailwind

colors: {
  custom: {
    50: '#7071b9',
    500: '#213c9a',
    950: '#000000',
  },
}

SCSS

$custom: #213c9a;
$custom-light: #7071b9;
$custom-dark: #000000;

JSON

{
  "hex": "#213c9a",
  "rgb": {
    "r": 33,
    "g": 60,
    "b": 154
  },
  "hsl": {
    "h": 226.612,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39858,
    "c": 0.15677,
    "h": 266.7
  },
  "luminance": 0.05888
}

Semantic roles & 50–950 ramp

primary

#213C9A

secondary

#C0A857

accent

#C240E8

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #213C9A

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

Preview Lab → · Contrast checker → · Palette generator →