#33B5B4#33B5B4

#33B5B4 is a light, moderate teal. Relative luminance 0.370; OKLCH L 70.5% C 0.108 H 194.2°. Best body text is #000000 at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#33B5B4
RGB	rgb(51, 181, 180)
HSL	hsl(180, 56%, 45%)
HSV	hsv(180, 72%, 71%)
CMYK	cmyk(71.8%, 0%, 0.6%, 29%)
CIE-LAB	lab(67.31, -34.01, -9.57)
CIE-LCH	lch(67.31, 35.33, 195.72°)
OKLab	oklab(70.55% -0.1052 -0.0266)
OKLCH	oklch(70.55% 0.108 194.2)
XYZ	xyz(26.1236, 37.0437, 48.9445)
Luminance	0.3705 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B5B4 #B53334

analogous

#33B573 #33B5B4 #3375B5

triadic

#33B5B4 #B433B5 #B5B433

tetradic

#33B5B4 #7333B5 #B53334 #75B533

square

#33B5B4 #7333B5 #B53334 #75B533

split-complementary

#33B5B4 #B53375 #B57333

monochromatic

#185655 #268585 #33B5B4 #56CFCE #86DDDC

Accessibility & contrast

On white

2.50

#33B5B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.41

#33B5B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B5B4

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B5B4	#FFFFFF	#000000	##000000
##33B5B4	1.00	2.50	8.41	8.41
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.41	21.00	1.00	1.00
##000000	8.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9ACB4

Deuteranopia (green-blind)

#969EB5

Tritanopia (blue-blind)

#00BBB4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #33b5b4;
/* rgb */ color: rgb(51, 181, 180);
/* oklch */ color: oklch(70.5% 0.108 194.2);

Tailwind

colors: {
  custom: {
    50: '#7fcbca',
    500: '#33b5b4',
    950: '#000000',
  },
}

SCSS

$custom: #33b5b4;
$custom-light: #7fcbca;
$custom-dark: #000000;

JSON

{
  "hex": "#33b5b4",
  "rgb": {
    "r": 51,
    "g": 181,
    "b": 180
  },
  "hsl": {
    "h": 179.538,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.70547,
    "c": 0.10848,
    "h": 194.2
  },
  "luminance": 0.37047
}

Semantic roles & 50–950 ramp

primary

#33B5B4

secondary

#C67D7E

accent

#484ADF

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #33B5B4

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

Preview Lab → · Contrast checker → · Palette generator →