#1B7E9D#1B7E9D

#1B7E9D is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.4% C 0.097 H 224.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#1B7E9D
RGB	rgb(27, 126, 157)
HSL	hsl(194, 71%, 36%)
HSV	hsv(194, 83%, 62%)
CMYK	cmyk(82.8%, 19.7%, 0%, 38.4%)
CIE-LAB	lab(48.99, -16.10, -24.36)
CIE-LCH	lch(48.99, 29.20, 236.53°)
OKLab	oklab(55.35% -0.069 -0.0684)
OKLCH	oklch(55.35% 0.097 224.7)
XYZ	xyz(13.9961, 17.5873, 34.5488)
Luminance	0.1759 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7E9D #9D3A1B

analogous

#1B9D7B #1B7E9D #1B3D9D

triadic

#1B7E9D #9D1B7E #7E9D1B

tetradic

#1B7E9D #7B1B9D #9D3A1B #3D9D1B

square

#1B7E9D #7B1B9D #9D3A1B #3D9D1B

split-complementary

#1B7E9D #9D1B3D #9D7B1B

monochromatic

#092A35 #125469 #1B7E9D #24A8D1 #51BFE1

Accessibility & contrast

On white

4.65

#1B7E9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#1B7E9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7E9D

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7E9D	#FFFFFF	#000000	##FFFFFF
##1B7E9D	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7B9F

Deuteranopia (green-blind)

#5C6F9D

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1b7e9d;
/* rgb */ color: rgb(27, 126, 157);
/* oklch */ color: oklch(55.4% 0.097 224.7);

Tailwind

colors: {
  custom: {
    50: '#6fa3ba',
    500: '#1b7e9d',
    950: '#000000',
  },
}

SCSS

$custom: #1b7e9d;
$custom-light: #6fa3ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7e9d",
  "rgb": {
    "r": 27,
    "g": 126,
    "b": 157
  },
  "hsl": {
    "h": 194.308,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.55354,
    "c": 0.09718,
    "h": 224.7
  },
  "luminance": 0.17589
}

Semantic roles & 50–950 ramp

primary

#1B7E9D

secondary

#C46C50

accent

#653AED

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1B7E9D

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

Preview Lab → · Contrast checker → · Palette generator →