#1B7EA0#1B7EA0

#1B7EA0 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.5% C 0.100 H 227.0°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#1B7EA0
RGB	rgb(27, 126, 160)
HSL	hsl(195, 71%, 37%)
HSV	hsv(195, 83%, 63%)
CMYK	cmyk(83.1%, 21.2%, 0%, 37.3%)
CIE-LAB	lab(49.12, -15.03, -25.91)
CIE-LCH	lch(49.12, 29.96, 239.88°)
OKLab	oklab(55.5% -0.0679 -0.0728)
OKLCH	oklch(55.5% 0.1 227)
XYZ	xyz(14.2554, 17.6910, 35.9143)
Luminance	0.1769 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7EA0 #A03D1B

analogous

#1BA080 #1B7EA0 #1B3CA0

triadic

#1B7EA0 #A01B7E #7EA01B

tetradic

#1B7EA0 #801BA0 #A03D1B #3CA01B

square

#1B7EA0 #801BA0 #A03D1B #3CA01B

split-complementary

#1B7EA0 #A01B3C #A0801B

monochromatic

#092C37 #12556C #1B7EA0 #24A7D4 #53BEE2

Accessibility & contrast

On white

4.63

#1B7EA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#1B7EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7EA0

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7EA0	#FFFFFF	#000000	##FFFFFF
##1B7EA0	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7CA2

Deuteranopia (green-blind)

#5B6FA0

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b7ea0;
/* rgb */ color: rgb(27, 126, 160);
/* oklch */ color: oklch(55.5% 0.100 227.0);

Tailwind

colors: {
  custom: {
    50: '#70a3bc',
    500: '#1b7ea0',
    950: '#000000',
  },
}

SCSS

$custom: #1b7ea0;
$custom-light: #70a3bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7ea0",
  "rgb": {
    "r": 27,
    "g": 126,
    "b": 160
  },
  "hsl": {
    "h": 195.338,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.55499,
    "c": 0.09957,
    "h": 227
  },
  "luminance": 0.17693
}

Semantic roles & 50–950 ramp

primary

#1B7EA0

secondary

#C56F52

accent

#683AEE

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1B7EA0

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

Preview Lab → · Contrast checker → · Palette generator →