#213D5D#213D5D

#213D5D is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.066 H 253.0°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#213D5D
RGB	rgb(33, 61, 93)
HSL	hsl(212, 48%, 25%)
HSV	hsv(212, 65%, 36%)
CMYK	cmyk(64.5%, 34.4%, 0%, 63.5%)
CIE-LAB	lab(25.11, 0.57, -22.24)
CIE-LCH	lch(25.11, 22.24, 271.46°)
OKLab	oklab(35.42% -0.0192 -0.0628)
OKLCH	oklch(35.42% 0.066 253)
XYZ	xyz(4.2710, 4.4507, 10.9878)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213D5D #5D4121

analogous

#215B5D #213D5D #23215D

triadic

#213D5D #5D213D #3D5D21

tetradic

#213D5D #5D215B #5D4121 #215D23

square

#213D5D #5D215B #5D4121 #215D23

split-complementary

#213D5D #5D2321 #5B5D21

monochromatic

#080F17 #111F30 #213D5D #315B8A #4178B7

Accessibility & contrast

On white

11.11

#213D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#213D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213D5D

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213D5D	#FFFFFF	#000000	##FFFFFF
##213D5D	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5E

Deuteranopia (green-blind)

#28395C

Tritanopia (blue-blind)

#004448

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #213d5d;
/* rgb */ color: rgb(33, 61, 93);
/* oklch */ color: oklch(35.4% 0.066 253.0);

Tailwind

colors: {
  custom: {
    50: '#62728b',
    500: '#213d5d',
    950: '#000000',
  },
}

SCSS

$custom: #213d5d;
$custom-light: #62728b;
$custom-dark: #000000;

JSON

{
  "hex": "#213d5d",
  "rgb": {
    "r": 33,
    "g": 61,
    "b": 93
  },
  "hsl": {
    "h": 212,
    "s": 47.619,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35418,
    "c": 0.06566,
    "h": 253
  },
  "luminance": 0.04451
}

Semantic roles & 50–950 ramp

primary

#213D5D

secondary

#916F49

accent

#9851D7

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#05070C

muted

#7A7A7D

Preview Lab

Preview with #213D5D

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

Preview Lab → · Contrast checker → · Palette generator →