#216B9B#216B9B

#216B9B is a mid, moderate cyan. Relative luminance 0.132; OKLCH L 50.6% C 0.104 H 242.0°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#216B9B
RGB	rgb(33, 107, 155)
HSL	hsl(204, 65%, 37%)
HSV	hsv(204, 79%, 61%)
CMYK	cmyk(78.7%, 31%, 0%, 39.2%)
CIE-LAB	lab(43.07, -5.18, -32.41)
CIE-LCH	lch(43.07, 32.82, 260.91°)
OKLab	oklab(50.64% -0.0488 -0.0918)
OKLCH	oklch(50.64% 0.104 242)
XYZ	xyz(11.7990, 13.2039, 32.9307)
Luminance	0.1321 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216B9B #9B5121

analogous

#219B8E #216B9B #212E9B

triadic

#216B9B #9B216B #6B9B21

tetradic

#216B9B #8E219B #9B5121 #2E9B21

square

#216B9B #8E219B #9B5121 #2E9B21

split-complementary

#216B9B #9B212E #9B8E21

monochromatic

#0C2536 #164869 #216B9B #2C8ECD #5AA9DC

Accessibility & contrast

On white

5.77

#216B9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#216B9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216B9B

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216B9B	#FFFFFF	#000000	##FFFFFF
##216B9B	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556C9D

Deuteranopia (green-blind)

#44619A

Tritanopia (blue-blind)

#00777C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #216b9b;
/* rgb */ color: rgb(33, 107, 155);
/* oklch */ color: oklch(50.6% 0.104 242.0);

Tailwind

colors: {
  custom: {
    50: '#6f95b8',
    500: '#216b9b',
    950: '#000000',
  },
}

SCSS

$custom: #216b9b;
$custom-light: #6f95b8;
$custom-dark: #000000;

JSON

{
  "hex": "#216b9b",
  "rgb": {
    "r": 33,
    "g": 107,
    "b": 155
  },
  "hsl": {
    "h": 203.607,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.50638,
    "c": 0.10399,
    "h": 242
  },
  "luminance": 0.13205
}

Semantic roles & 50–950 ramp

primary

#216B9B

secondary

#C08158

accent

#8240E8

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #216B9B

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

Preview Lab → · Contrast checker → · Palette generator →