#1B798F#1B798F

#1B798F is a mid, moderate cyan. Relative luminance 0.159; OKLCH L 53.4% C 0.088 H 218.0°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#1B798F
RGB	rgb(27, 121, 143)
HSL	hsl(191, 68%, 33%)
HSV	hsv(191, 81%, 56%)
CMYK	cmyk(81.1%, 15.4%, 0%, 43.9%)
CIE-LAB	lab(46.83, -18.29, -19.46)
CIE-LCH	lch(46.83, 26.71, 226.79°)
OKLab	oklab(53.43% -0.0698 -0.0544)
OKLCH	oklch(53.43% 0.088 218)
XYZ	xyz(12.2452, 15.8894, 28.4029)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B798F #8F311B

analogous

#1B8F6B #1B798F #1B3F8F

triadic

#1B798F #8F1B79 #798F1B

tetradic

#1B798F #6B1B8F #8F311B #3F8F1B

square

#1B798F #6B1B8F #8F311B #3F8F1B

split-complementary

#1B798F #8F1B3F #8F6B1B

monochromatic

#082228 #114D5C #1B798F #25A5C2 #48C0DC

Accessibility & contrast

On white

5.03

#1B798F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#1B798F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B798F

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B798F	#FFFFFF	#000000	##FFFFFF
##1B798F	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7590

Deuteranopia (green-blind)

#5C6A8F

Tritanopia (blue-blind)

#008080

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1b798f;
/* rgb */ color: rgb(27, 121, 143);
/* oklch */ color: oklch(53.4% 0.088 218.0);

Tailwind

colors: {
  custom: {
    50: '#6da0af',
    500: '#1b798f',
    950: '#000000',
  },
}

SCSS

$custom: #1b798f;
$custom-light: #6da0af;
$custom-dark: #000000;

JSON

{
  "hex": "#1b798f",
  "rgb": {
    "r": 27,
    "g": 121,
    "b": 143
  },
  "hsl": {
    "h": 191.379,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.53427,
    "c": 0.08847,
    "h": 218
  },
  "luminance": 0.15891
}

Semantic roles & 50–950 ramp

primary

#1B798F

secondary

#BE5E48

accent

#5E3DEB

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1B798F

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

Preview Lab → · Contrast checker → · Palette generator →