#213D5E#213D5E

#213D5E is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.067 H 253.6°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#213D5E
RGB	rgb(33, 61, 94)
HSL	hsl(212, 48%, 25%)
HSV	hsv(212, 65%, 37%)
CMYK	cmyk(64.9%, 35.1%, 0%, 63.1%)
CIE-LAB	lab(25.16, 0.95, -22.80)
CIE-LCH	lch(25.16, 22.82, 272.38°)
OKLab	oklab(35.48% -0.0189 -0.0644)
OKLCH	oklch(35.48% 0.067 253.6)
XYZ	xyz(4.3156, 4.4686, 11.2226)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213D5E #5E4221

analogous

#215B5E #213D5E #24215E

triadic

#213D5E #5E213D #3D5E21

tetradic

#213D5E #5E215B #5E4221 #215E24

square

#213D5E #5E215B #5E4221 #215E24

split-complementary

#213D5E #5E2421 #5B5E21

monochromatic

#080F17 #112031 #213D5E #315A8B #4178B9

Accessibility & contrast

On white

11.09

#213D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#213D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213D5E

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213D5E	#FFFFFF	#000000	##FFFFFF
##213D5E	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)

#2F3F5F

Deuteranopia (green-blind)

#27395D

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #213d5e;
/* rgb */ color: rgb(33, 61, 94);
/* oklch */ color: oklch(35.5% 0.067 253.6);

Tailwind

colors: {
  custom: {
    50: '#63728c',
    500: '#213d5e',
    950: '#000000',
  },
}

SCSS

$custom: #213d5e;
$custom-light: #63728c;
$custom-dark: #000000;

JSON

{
  "hex": "#213d5e",
  "rgb": {
    "r": 33,
    "g": 61,
    "b": 94
  },
  "hsl": {
    "h": 212.459,
    "s": 48.031,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35479,
    "c": 0.06714,
    "h": 253.6
  },
  "luminance": 0.04469
}

Semantic roles & 50–950 ramp

primary

#213D5E

secondary

#927049

accent

#9950D8

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#05070C

muted

#7A7A7D

Preview Lab

Preview with #213D5E

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

Preview Lab → · Contrast checker → · Palette generator →