#213E6F#213E6F

#213E6F is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.8% C 0.092 H 260.2°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#213E6F
RGB	rgb(33, 62, 111)
HSL	hsl(218, 54%, 28%)
HSV	hsv(218, 70%, 44%)
CMYK	cmyk(70.3%, 44.1%, 0%, 56.5%)
CIE-LAB	lab(26.49, 6.87, -31.63)
CIE-LCH	lch(26.49, 32.37, 282.25°)
OKLab	oklab(36.84% -0.0155 -0.0902)
OKLCH	oklch(36.84% 0.092 260.2)
XYZ	xyz(5.2180, 4.9158, 15.7097)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213E6F #6F5221

analogous

#21656F #213E6F #2B216F

triadic

#213E6F #6F213E #3E6F21

tetradic

#213E6F #6F2165 #6F5221 #216F2B

square

#213E6F #6F2165 #6F5221 #216F2B

split-complementary

#213E6F #6F2B21 #656F21

monochromatic

#070D18 #132440 #213E6F #2F589E #4374C7

Accessibility & contrast

On white

10.59

#213E6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#213E6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213E6F

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213E6F	#FFFFFF	#000000	##FFFFFF
##213E6F	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274371

Deuteranopia (green-blind)

#1B3B6E

Tritanopia (blue-blind)

#004951

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #213e6f;
/* rgb */ color: rgb(33, 62, 111);
/* oklch */ color: oklch(36.8% 0.092 260.2);

Tailwind

colors: {
  custom: {
    50: '#667298',
    500: '#213e6f',
    950: '#000000',
  },
}

SCSS

$custom: #213e6f;
$custom-light: #667298;
$custom-dark: #000000;

JSON

{
  "hex": "#213e6f",
  "rgb": {
    "r": 33,
    "g": 62,
    "b": 111
  },
  "hsl": {
    "h": 217.692,
    "s": 54.167,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36843,
    "c": 0.09157,
    "h": 260.2
  },
  "luminance": 0.04916
}

Semantic roles & 50–950 ramp

primary

#213E6F

secondary

#A38149

accent

#A74ADE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #213E6F

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

Preview Lab → · Contrast checker → · Palette generator →