#216D81#216D81

#216D81 is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 49.8% C 0.078 H 219.2°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#216D81
RGB	rgb(33, 109, 129)
HSL	hsl(193, 59%, 32%)
HSV	hsv(193, 74%, 51%)
CMYK	cmyk(74.4%, 15.5%, 0%, 49.4%)
CIE-LAB	lab(42.53, -15.79, -17.70)
CIE-LCH	lch(42.53, 23.72, 228.28°)
OKLab	oklab(49.82% -0.0606 -0.0494)
OKLCH	oklch(49.82% 0.078 219.2)
XYZ	xyz(10.0566, 12.8444, 22.7138)
Luminance	0.1285 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216D81 #813521

analogous

#218165 #216D81 #213D81

triadic

#216D81 #81216D #6D8121

tetradic

#216D81 #652181 #813521 #3D8121

square

#216D81 #652181 #813521 #3D8121

split-complementary

#216D81 #81213D #816521

monochromatic

#081B20 #154450 #216D81 #2D96B2 #4BB5D1

Accessibility & contrast

On white

5.88

#216D81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#216D81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216D81

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216D81	#FFFFFF	#000000	##FFFFFF
##216D81	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616A82

Deuteranopia (green-blind)

#536081

Tritanopia (blue-blind)

#007473

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #216d81;
/* rgb */ color: rgb(33, 109, 129);
/* oklch */ color: oklch(49.8% 0.078 219.2);

Tailwind

colors: {
  custom: {
    50: '#6b97a5',
    500: '#216d81',
    950: '#000000',
  },
}

SCSS

$custom: #216d81;
$custom-light: #6b97a5;
$custom-dark: #000000;

JSON

{
  "hex": "#216d81",
  "rgb": {
    "r": 33,
    "g": 109,
    "b": 129
  },
  "hsl": {
    "h": 192.5,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.49819,
    "c": 0.07819,
    "h": 219.2
  },
  "luminance": 0.12846
}

Semantic roles & 50–950 ramp

primary

#216D81

secondary

#B4604A

accent

#6645E2

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #216D81

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

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