#37AADA#37AADA

#37AADA is a light, vivid cyan. Relative luminance 0.346; OKLCH L 69.5% C 0.122 H 230.5°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#37AADA
RGB	rgb(55, 170, 218)
HSL	hsl(198, 69%, 54%)
HSV	hsv(198, 75%, 85%)
CMYK	cmyk(74.8%, 22%, 0%, 14.5%)
CIE-LAB	lab(65.45, -16.03, -33.40)
CIE-LCH	lch(65.45, 37.05, 244.35°)
OKLab	oklab(69.52% -0.0775 -0.0939)
OKLCH	oklch(69.52% 0.122 230.5)
XYZ	xyz(28.6000, 34.6202, 71.4911)
Luminance	0.3462 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AADA #DA6737

analogous

#37DAB8 #37AADA #3758DA

triadic

#37AADA #DA37AA #AADA37

tetradic

#37AADA #B837DA #DA6737 #58DA37

square

#37AADA #B837DA #DA6737 #58DA37

split-complementary

#37AADA #DA3758 #DAB837

monochromatic

#18617F #2188B3 #37AADA #6BC0E4 #9ED6ED

Accessibility & contrast

On white

2.65

#37AADA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#37AADA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AADA

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AADA	#FFFFFF	#000000	##000000
##37AADA	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A8DC

Deuteranopia (green-blind)

#7C98D9

Tritanopia (blue-blind)

#00B7BA

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #37aada;
/* rgb */ color: rgb(55, 170, 218);
/* oklch */ color: oklch(69.5% 0.122 230.5);

Tailwind

colors: {
  custom: {
    50: '#84c3e5',
    500: '#37aada',
    950: '#000000',
  },
}

SCSS

$custom: #37aada;
$custom-light: #84c3e5;
$custom-dark: #000000;

JSON

{
  "hex": "#37aada",
  "rgb": {
    "r": 55,
    "g": 170,
    "b": 218
  },
  "hsl": {
    "h": 197.669,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.69523,
    "c": 0.12174,
    "h": 230.5
  },
  "luminance": 0.34624
}

Semantic roles & 50–950 ramp

primary

#37AADA

secondary

#D9A893

accent

#703CEC

background

#F8FBFE

surface

#F0F7FC

border

#CBD0D5

text

#0D1215

muted

#7D8184

Preview Lab

Preview with #37AADA

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

Preview Lab → · Contrast checker → · Palette generator →