#33B3D7#33B3D7

#33B3D7 is a light, moderate cyan. Relative luminance 0.379; OKLCH L 71.4% C 0.118 H 221.4°. Best body text is #000000 at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#33B3D7
RGB	rgb(51, 179, 215)
HSL	hsl(193, 67%, 52%)
HSV	hsv(193, 76%, 84%)
CMYK	cmyk(76.3%, 16.7%, 0%, 15.7%)
CIE-LAB	lab(67.91, -22.20, -27.96)
CIE-LCH	lch(67.91, 35.70, 231.55°)
OKLab	oklab(71.43% -0.0888 -0.0783)
OKLCH	oklch(71.43% 0.118 221.4)
XYZ	xyz(29.7459, 37.8467, 70.0142)
Luminance	0.3785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B3D7 #D75733

analogous

#33D7A9 #33B3D7 #3361D7

triadic

#33B3D7 #D733B3 #B3D733

tetradic

#33B3D7 #A933D7 #D75733 #61D733

square

#33B3D7 #A933D7 #D75733 #61D733

split-complementary

#33B3D7 #D73361 #D7A933

monochromatic

#186378 #228DAB #33B3D7 #66C6E1 #99D9EB

Accessibility & contrast

On white

2.45

#33B3D7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.57

#33B3D7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B3D7

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B3D7	#FFFFFF	#000000	##000000
##33B3D7	1.00	2.45	8.57	8.57
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.57	21.00	1.00	1.00
##000000	8.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAED9

Deuteranopia (green-blind)

#889FD7

Tritanopia (blue-blind)

#00BEBF

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #33b3d7;
/* rgb */ color: rgb(51, 179, 215);
/* oklch */ color: oklch(71.4% 0.118 221.4);

Tailwind

colors: {
  custom: {
    50: '#83cae3',
    500: '#33b3d7',
    950: '#000000',
  },
}

SCSS

$custom: #33b3d7;
$custom-light: #83cae3;
$custom-dark: #000000;

JSON

{
  "hex": "#33b3d7",
  "rgb": {
    "r": 51,
    "g": 179,
    "b": 215
  },
  "hsl": {
    "h": 193.171,
    "s": 67.213,
    "l": 52.157
  },
  "oklch": {
    "l": 0.71427,
    "c": 0.11835,
    "h": 221.4
  },
  "luminance": 0.3785
}

Semantic roles & 50–950 ramp

primary

#33B3D7

secondary

#D79F8F

accent

#643EEA

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #33B3D7

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

Preview Lab → · Contrast checker → · Palette generator →