#213597#213597

#213597 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.2% C 0.161 H 268.4°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#213597
RGB	rgb(33, 53, 151)
HSL	hsl(230, 64%, 36%)
HSV	hsv(230, 78%, 59%)
CMYK	cmyk(78.1%, 64.9%, 0%, 40.8%)
CIE-LAB	lab(27.03, 28.85, -55.76)
CIE-LCH	lch(27.03, 62.78, 297.36°)
OKLab	oklab(38.22% -0.0045 -0.1613)
OKLCH	oklch(38.22% 0.161 268.4)
XYZ	xyz(7.4843, 5.1031, 29.8627)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213597 #978321

analogous

#217097 #213597 #482197

triadic

#213597 #972135 #359721

tetradic

#213597 #972170 #978321 #219748

square

#213597 #972170 #978321 #219748

split-complementary

#213597 #974821 #709721

monochromatic

#0B1233 #162365 #213597 #2C47C9 #586EDA

Accessibility & contrast

On white

10.39

#213597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#213597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213597

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213597	#FFFFFF	#000000	##FFFFFF
##213597	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469A

Deuteranopia (green-blind)

#003A95

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #213597;
/* rgb */ color: rgb(33, 53, 151);
/* oklch */ color: oklch(38.2% 0.161 268.4);

Tailwind

colors: {
  custom: {
    50: '#706cb7',
    500: '#213597',
    950: '#000000',
  },
}

SCSS

$custom: #213597;
$custom-light: #706cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#213597",
  "rgb": {
    "r": 33,
    "g": 53,
    "b": 151
  },
  "hsl": {
    "h": 229.831,
    "s": 64.13,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38221,
    "c": 0.16134,
    "h": 268.4
  },
  "luminance": 0.05104
}

Semantic roles & 50–950 ramp

primary

#213597

secondary

#BEAD55

accent

#CB41E7

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #213597

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

Preview Lab → · Contrast checker → · Palette generator →