#216E9D#216E9D

#216E9D is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.5% C 0.104 H 240.6°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#216E9D
RGB	rgb(33, 110, 157)
HSL	hsl(203, 65%, 37%)
HSV	hsv(203, 79%, 62%)
CMYK	cmyk(79%, 29.9%, 0%, 38.4%)
CIE-LAB	lab(44.10, -6.24, -31.97)
CIE-LCH	lch(44.10, 32.57, 258.95°)
OKLab	oklab(51.49% -0.0511 -0.0905)
OKLCH	oklch(51.49% 0.104 240.6)
XYZ	xyz(12.2865, 13.9080, 33.9287)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216E9D #9D5021

analogous

#219D8E #216E9D #21309D

triadic

#216E9D #9D216E #6E9D21

tetradic

#216E9D #8E219D #9D5021 #309D21

square

#216E9D #8E219D #9D5021 #309D21

split-complementary

#216E9D #9D2130 #9D8E21

monochromatic

#0C2738 #164B6A #216E9D #2C91D0 #5CACDD

Accessibility & contrast

On white

5.55

#216E9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#216E9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216E9D

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216E9D	#FFFFFF	#000000	##FFFFFF
##216E9D	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586F9F

Deuteranopia (green-blind)

#47639C

Tritanopia (blue-blind)

#007A7E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #216e9d;
/* rgb */ color: rgb(33, 110, 157);
/* oklch */ color: oklch(51.5% 0.104 240.6);

Tailwind

colors: {
  custom: {
    50: '#7097ba',
    500: '#216e9d',
    950: '#000000',
  },
}

SCSS

$custom: #216e9d;
$custom-light: #7097ba;
$custom-dark: #000000;

JSON

{
  "hex": "#216e9d",
  "rgb": {
    "r": 33,
    "g": 110,
    "b": 157
  },
  "hsl": {
    "h": 202.742,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.51488,
    "c": 0.10392,
    "h": 240.6
  },
  "luminance": 0.1391
}

Semantic roles & 50–950 ramp

primary

#216E9D

secondary

#C18059

accent

#7F40E8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #216E9D

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

Preview Lab → · Contrast checker → · Palette generator →