#213B69#213B69

#213B69 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.7% C 0.086 H 261.0°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#213B69
RGB	rgb(33, 59, 105)
HSL	hsl(218, 52%, 27%)
HSV	hsv(218, 69%, 41%)
CMYK	cmyk(68.6%, 43.8%, 0%, 58.8%)
CIE-LAB	lab(25.17, 6.59, -29.90)
CIE-LCH	lch(25.17, 30.62, 282.42°)
OKLab	oklab(35.7% -0.0136 -0.0852)
OKLCH	oklch(35.7% 0.086 261)
XYZ	xyz(4.7401, 4.4707, 13.9750)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213B69 #694F21

analogous

#215F69 #213B69 #2B2169

triadic

#213B69 #69213B #3B6921

tetradic

#213B69 #69215F #694F21 #21692B

square

#213B69 #69215F #694F21 #21692B

split-complementary

#213B69 #692B21 #5F6921

monochromatic

#070D17 #12213A #213B69 #305598 #4170C3

Accessibility & contrast

On white

11.09

#213B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#213B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213B69

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213B69	#FFFFFF	#000000	##FFFFFF
##213B69	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263F6B

Deuteranopia (green-blind)

#1B3968

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #213b69;
/* rgb */ color: rgb(33, 59, 105);
/* oklch */ color: oklch(35.7% 0.086 261.0);

Tailwind

colors: {
  custom: {
    50: '#657094',
    500: '#213b69',
    950: '#000000',
  },
}

SCSS

$custom: #213b69;
$custom-light: #657094;
$custom-dark: #000000;

JSON

{
  "hex": "#213b69",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 105
  },
  "hsl": {
    "h": 218.333,
    "s": 52.174,
    "l": 27.059
  },
  "oklch": {
    "l": 0.35697,
    "c": 0.08629,
    "h": 261
  },
  "luminance": 0.04471
}

Semantic roles & 50–950 ramp

primary

#213B69

secondary

#9D7F49

accent

#A84CDC

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #213B69

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

Preview Lab → · Contrast checker → · Palette generator →