#213D5F#213D5F

#213D5F is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.069 H 254.3°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#213D5F
RGB	rgb(33, 61, 95)
HSL	hsl(213, 48%, 25%)
HSV	hsv(213, 65%, 37%)
CMYK	cmyk(65.3%, 35.8%, 0%, 62.7%)
CIE-LAB	lab(25.22, 1.33, -23.36)
CIE-LCH	lch(25.22, 23.40, 273.26°)
OKLab	oklab(35.54% -0.0186 -0.0661)
OKLCH	oklch(35.54% 0.069 254.3)
XYZ	xyz(4.3608, 4.4866, 11.4605)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213D5F #5F4321

analogous

#215C5F #213D5F #24215F

triadic

#213D5F #5F213D #3D5F21

tetradic

#213D5F #5F215C #5F4321 #215F24

square

#213D5F #5F215C #5F4321 #215F24

split-complementary

#213D5F #5F2421 #5C5F21

monochromatic

#080F17 #112032 #213D5F #315A8C #4177BA

Accessibility & contrast

On white

11.07

#213D5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#213D5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213D5F

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213D5F	#FFFFFF	#000000	##FFFFFF
##213D5F	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3F60

Deuteranopia (green-blind)

#26395E

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #213d5f;
/* rgb */ color: rgb(33, 61, 95);
/* oklch */ color: oklch(35.5% 0.069 254.3);

Tailwind

colors: {
  custom: {
    50: '#63728c',
    500: '#213d5f',
    950: '#000000',
  },
}

SCSS

$custom: #213d5f;
$custom-light: #63728c;
$custom-dark: #000000;

JSON

{
  "hex": "#213d5f",
  "rgb": {
    "r": 33,
    "g": 61,
    "b": 95
  },
  "hsl": {
    "h": 212.903,
    "s": 48.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35541,
    "c": 0.06863,
    "h": 254.3
  },
  "luminance": 0.04487
}

Semantic roles & 50–950 ramp

primary

#213D5F

secondary

#937249

accent

#9A50D8

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#05070C

muted

#7A7A7D

Preview Lab

Preview with #213D5F

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

Preview Lab → · Contrast checker → · Palette generator →