#33B1B5#33B1B5

#33B1B5 is a light, moderate teal. Relative luminance 0.355; OKLCH L 69.6% C 0.106 H 198.2°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#33B1B5
RGB	rgb(51, 177, 181)
HSL	hsl(182, 56%, 45%)
HSV	hsv(182, 72%, 71%)
CMYK	cmyk(71.8%, 2.2%, 0%, 29%)
CIE-LAB	lab(66.12, -31.81, -11.90)
CIE-LCH	lch(66.12, 33.97, 200.51°)
OKLab	oklab(69.59% -0.1007 -0.0331)
OKLCH	oklch(69.59% 0.106 198.2)
XYZ	xyz(25.4241, 35.4813, 49.2157)
Luminance	0.3548 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B1B5 #B53733

analogous

#33B578 #33B1B5 #3370B5

triadic

#33B1B5 #B533B1 #B1B533

tetradic

#33B1B5 #7833B5 #B53733 #70B533

square

#33B1B5 #7833B5 #B53733 #70B533

split-complementary

#33B1B5 #B53370 #B57833

monochromatic

#185456 #268285 #33B1B5 #56CCCF #86DADD

Accessibility & contrast

On white

2.59

#33B1B5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.10

#33B1B5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B1B5

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B1B5	#FFFFFF	#000000	##000000
##33B1B5	1.00	2.59	8.10	8.10
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.10	21.00	1.00	1.00
##000000	8.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4A9B5

Deuteranopia (green-blind)

#919BB6

Tritanopia (blue-blind)

#00B7B2

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #33b1b5;
/* rgb */ color: rgb(51, 177, 181);
/* oklch */ color: oklch(69.6% 0.106 198.2);

Tailwind

colors: {
  custom: {
    50: '#7fc9cb',
    500: '#33b1b5',
    950: '#000000',
  },
}

SCSS

$custom: #33b1b5;
$custom-light: #7fc9cb;
$custom-dark: #000000;

JSON

{
  "hex": "#33b1b5",
  "rgb": {
    "r": 51,
    "g": 177,
    "b": 181
  },
  "hsl": {
    "h": 181.846,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.69594,
    "c": 0.10599,
    "h": 198.2
  },
  "luminance": 0.35484
}

Semantic roles & 50–950 ramp

primary

#33B1B5

secondary

#C6807D

accent

#4D48DF

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #33B1B5

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

Preview Lab → · Contrast checker → · Palette generator →