#213B98#213B98

#213B98 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.5% C 0.155 H 266.9°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#213B98
RGB	rgb(33, 59, 152)
HSL	hsl(227, 64%, 36%)
HSV	hsv(227, 78%, 60%)
CMYK	cmyk(78.3%, 61.2%, 0%, 40.4%)
CIE-LAB	lab(28.69, 25.19, -53.65)
CIE-LCH	lch(28.69, 59.27, 295.15°)
OKLab	oklab(39.48% -0.0084 -0.155)
OKLCH	oklch(39.48% 0.155 266.9)
XYZ	xyz(7.8567, 5.7174, 30.3892)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213B98 #987E21

analogous

#217798 #213B98 #432198

triadic

#213B98 #98213B #3B9821

tetradic

#213B98 #982177 #987E21 #219843

square

#213B98 #982177 #987E21 #219843

split-complementary

#213B98 #984321 #779821

monochromatic

#0B1433 #162766 #213B98 #2C4FCA #5975DB

Accessibility & contrast

On white

9.80

#213B98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#213B98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213B98

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213B98	#FFFFFF	#000000	##FFFFFF
##213B98	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499B

Deuteranopia (green-blind)

#003E96

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #213b98;
/* rgb */ color: rgb(33, 59, 152);
/* oklch */ color: oklch(39.5% 0.155 266.9);

Tailwind

colors: {
  custom: {
    50: '#7070b7',
    500: '#213b98',
    950: '#000000',
  },
}

SCSS

$custom: #213b98;
$custom-light: #7070b7;
$custom-dark: #000000;

JSON

{
  "hex": "#213b98",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 152
  },
  "hsl": {
    "h": 226.891,
    "s": 64.324,
    "l": 36.275
  },
  "oklch": {
    "l": 0.39479,
    "c": 0.15527,
    "h": 266.9
  },
  "luminance": 0.05718
}

Semantic roles & 50–950 ramp

primary

#213B98

secondary

#BFA856

accent

#C340E7

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #213B98

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

Preview Lab → · Contrast checker → · Palette generator →