#1B747F#1B747F

#1B747F is a mid, moderate teal. Relative luminance 0.143; OKLCH L 51.4% C 0.081 H 207.5°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#1B747F
RGB	rgb(27, 116, 127)
HSL	hsl(187, 65%, 30%)
HSV	hsv(187, 79%, 50%)
CMYK	cmyk(78.7%, 8.7%, 0%, 50.2%)
CIE-LAB	lab(44.60, -21.08, -13.36)
CIE-LCH	lch(44.60, 24.96, 212.38°)
OKLab	oklab(51.42% -0.0715 -0.0372)
OKLCH	oklch(51.42% 0.081 207.5)
XYZ	xyz(10.5265, 14.2548, 22.2712)
Luminance	0.1426 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B747F #7F261B

analogous

#1B7F58 #1B747F #1B427F

triadic

#1B747F #7F1B74 #747F1B

tetradic

#1B747F #581B7F #7F261B #427F1B

square

#1B747F #581B7F #7F261B #427F1B

split-complementary

#1B747F #7F1B42 #7F581B

monochromatic

#06181A #10464D #1B747F #26A2B1 #3EC5D6

Accessibility & contrast

On white

5.45

#1B747F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#1B747F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B747F

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B747F	#FFFFFF	#000000	##FFFFFF
##1B747F	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696F80

Deuteranopia (green-blind)

#5C657F

Tritanopia (blue-blind)

#007A77

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1b747f;
/* rgb */ color: rgb(27, 116, 127);
/* oklch */ color: oklch(51.4% 0.081 207.5);

Tailwind

colors: {
  custom: {
    50: '#6a9ca4',
    500: '#1b747f',
    950: '#000000',
  },
}

SCSS

$custom: #1b747f;
$custom-light: #6a9ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b747f",
  "rgb": {
    "r": 27,
    "g": 116,
    "b": 127
  },
  "hsl": {
    "h": 186.6,
    "s": 64.935,
    "l": 30.196
  },
  "oklch": {
    "l": 0.51422,
    "c": 0.08062,
    "h": 207.5
  },
  "luminance": 0.14256
}

Semantic roles & 50–950 ramp

primary

#1B747F

secondary

#B34F43

accent

#5240E8

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070E0F

muted

#7A7E7F

Preview Lab

Preview with #1B747F

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

Preview Lab → · Contrast checker → · Palette generator →