#1B757A#1B757A

#1B757A is a mid, moderate teal. Relative luminance 0.144; OKLCH L 51.5% C 0.080 H 200.6°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#1B757A
RGB	rgb(27, 117, 122)
HSL	hsl(183, 64%, 29%)
HSV	hsv(183, 78%, 48%)
CMYK	cmyk(77.9%, 4.1%, 0%, 52.2%)
CIE-LAB	lab(44.74, -23.26, -10.15)
CIE-LCH	lch(44.74, 25.38, 203.58°)
OKLab	oklab(51.48% -0.0749 -0.0282)
OKLCH	oklch(51.48% 0.08 200.6)
XYZ	xyz(10.3246, 14.3595, 20.6361)
Luminance	0.1436 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B757A #7A201B

analogous

#1B7A50 #1B757A #1B467A

triadic

#1B757A #7A1B75 #757A1B

tetradic

#1B757A #501B7A #7A201B #467A1B

square

#1B757A #501B7A #7A201B #467A1B

split-complementary

#1B757A #7A1B46 #7A501B

monochromatic

#061819 #104548 #1B757A #26A5AC #3CCCD4

Accessibility & contrast

On white

5.42

#1B757A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#1B757A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B757A

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B757A	#FFFFFF	#000000	##FFFFFF
##1B757A	1.00	5.42	3.87	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6F7A

Deuteranopia (green-blind)

#5E667A

Tritanopia (blue-blind)

#007A76

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1b757a;
/* rgb */ color: rgb(27, 117, 122);
/* oklch */ color: oklch(51.5% 0.080 200.6);

Tailwind

colors: {
  custom: {
    50: '#699da0',
    500: '#1b757a',
    950: '#000000',
  },
}

SCSS

$custom: #1b757a;
$custom-light: #699da0;
$custom-dark: #000000;

JSON

{
  "hex": "#1b757a",
  "rgb": {
    "r": 27,
    "g": 117,
    "b": 122
  },
  "hsl": {
    "h": 183.158,
    "s": 63.758,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51482,
    "c": 0.08002,
    "h": 200.6
  },
  "luminance": 0.14361
}

Semantic roles & 50–950 ramp

primary

#1B757A

secondary

#AE4843

accent

#4A41E7

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070E0E

muted

#7A7E7E

Preview Lab

Preview with #1B757A

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

Preview Lab → · Contrast checker → · Palette generator →