#33B9D7#33B9D7

#33B9D7 is a light, moderate cyan. Relative luminance 0.403; OKLCH L 72.9% C 0.118 H 216.7°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#33B9D7
RGB	rgb(51, 185, 215)
HSL	hsl(191, 67%, 52%)
HSV	hsv(191, 76%, 84%)
CMYK	cmyk(76.3%, 14%, 0%, 15.7%)
CIE-LAB	lab(69.69, -25.25, -25.23)
CIE-LCH	lch(69.69, 35.70, 224.97°)
OKLab	oklab(72.86% -0.0945 -0.0705)
OKLCH	oklch(72.86% 0.118 216.7)
XYZ	xyz(30.9747, 40.3043, 70.4238)
Luminance	0.4031 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B9D7 #D75133

analogous

#33D7A3 #33B9D7 #3367D7

triadic

#33B9D7 #D733B9 #B9D733

tetradic

#33B9D7 #A333D7 #D75133 #67D733

square

#33B9D7 #A333D7 #D75133 #67D733

split-complementary

#33B9D7 #D73367 #D7A333

monochromatic

#186678 #2292AB #33B9D7 #66CBE1 #99DCEB

Accessibility & contrast

On white

2.32

#33B9D7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#33B9D7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B9D7

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B9D7	#FFFFFF	#000000	##000000
##33B9D7	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B3D9

Deuteranopia (green-blind)

#8FA3D7

Tritanopia (blue-blind)

#00C4C2

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #33b9d7;
/* rgb */ color: rgb(51, 185, 215);
/* oklch */ color: oklch(72.9% 0.118 216.7);

Tailwind

colors: {
  custom: {
    50: '#84cee3',
    500: '#33b9d7',
    950: '#000000',
  },
}

SCSS

$custom: #33b9d7;
$custom-light: #84cee3;
$custom-dark: #000000;

JSON

{
  "hex": "#33b9d7",
  "rgb": {
    "r": 51,
    "g": 185,
    "b": 215
  },
  "hsl": {
    "h": 190.976,
    "s": 67.213,
    "l": 52.157
  },
  "oklch": {
    "l": 0.72857,
    "c": 0.11785,
    "h": 216.7
  },
  "luminance": 0.40308
}

Semantic roles & 50–950 ramp

primary

#33B9D7

secondary

#D79C8F

accent

#5D3EEA

background

#F8FCFD

surface

#F0F9FB

border

#CBD2D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #33B9D7

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

Preview Lab → · Contrast checker → · Palette generator →