#213666#213666

#213666 is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.3% C 0.088 H 264.4°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#213666
RGB	rgb(33, 54, 102)
HSL	hsl(222, 51%, 26%)
HSV	hsv(222, 68%, 40%)
CMYK	cmyk(67.6%, 47.1%, 0%, 60%)
CIE-LAB	lab(23.41, 8.91, -30.78)
CIE-LCH	lch(23.41, 32.04, 286.14°)
OKLab	oklab(34.28% -0.0085 -0.0879)
OKLCH	oklch(34.28% 0.088 264.4)
XYZ	xyz(4.3438, 3.9206, 13.0956)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213666 #665121

analogous

#215966 #213666 #2F2166

triadic

#213666 #662136 #366621

tetradic

#213666 #662159 #665121 #21662F

square

#213666 #662159 #665121 #21662F

split-complementary

#213666 #662F21 #596621

monochromatic

#070C17 #121E38 #213666 #304E94 #4067C1

Accessibility & contrast

On white

11.77

#213666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#213666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213666

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213666	#FFFFFF	#000000	##FFFFFF
##213666	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3B68

Deuteranopia (green-blind)

#143565

Tritanopia (blue-blind)

#004149

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #213666;
/* rgb */ color: rgb(33, 54, 102);
/* oklch */ color: oklch(34.3% 0.088 264.4);

Tailwind

colors: {
  custom: {
    50: '#646c92',
    500: '#213666',
    950: '#000000',
  },
}

SCSS

$custom: #213666;
$custom-light: #646c92;
$custom-dark: #000000;

JSON

{
  "hex": "#213666",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 102
  },
  "hsl": {
    "h": 221.739,
    "s": 51.111,
    "l": 26.471
  },
  "oklch": {
    "l": 0.34275,
    "c": 0.08828,
    "h": 264.4
  },
  "luminance": 0.03921
}

Semantic roles & 50–950 ramp

primary

#213666

secondary

#9A8149

accent

#B04DDB

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #213666

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

Preview Lab → · Contrast checker → · Palette generator →