#216DA4#216DA4

#216DA4 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.6% C 0.113 H 244.9°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#216DA4
RGB	rgb(33, 109, 164)
HSL	hsl(205, 66%, 39%)
HSV	hsv(205, 80%, 64%)
CMYK	cmyk(79.9%, 33.5%, 0%, 35.7%)
CIE-LAB	lab(44.15, -3.00, -36.03)
CIE-LCH	lch(44.15, 36.15, 265.24°)
OKLab	oklab(51.64% -0.0479 -0.1024)
OKLCH	oklch(51.64% 0.113 244.9)
XYZ	xyz(12.7941, 13.9394, 37.1310)
Luminance	0.1394 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216DA4 #A45821

analogous

#21A499 #216DA4 #212BA4

triadic

#216DA4 #A4216D #6DA421

tetradic

#216DA4 #9921A4 #A45821 #2BA421

square

#216DA4 #9921A4 #A45821 #2BA421

split-complementary

#216DA4 #A4212B #A49921

monochromatic

#0C293E #174B71 #216DA4 #2D8FD5 #60AADF

Accessibility & contrast

On white

5.54

#216DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#216DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216DA4

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216DA4	#FFFFFF	#000000	##FFFFFF
##216DA4	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536FA6

Deuteranopia (green-blind)

#4163A3

Tritanopia (blue-blind)

#007A81

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #216da4;
/* rgb */ color: rgb(33, 109, 164);
/* oklch */ color: oklch(51.6% 0.113 244.9);

Tailwind

colors: {
  custom: {
    50: '#7196bf',
    500: '#216da4',
    950: '#000000',
  },
}

SCSS

$custom: #216da4;
$custom-light: #7196bf;
$custom-dark: #000000;

JSON

{
  "hex": "#216da4",
  "rgb": {
    "r": 33,
    "g": 109,
    "b": 164
  },
  "hsl": {
    "h": 205.191,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.5164,
    "c": 0.11302,
    "h": 244.9
  },
  "luminance": 0.13941
}

Semantic roles & 50–950 ramp

primary

#216DA4

secondary

#C4885D

accent

#863EE9

background

#F7F9FB

surface

#EDF1F7

border

#C8CBD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #216DA4

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

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