#1B7FA0#1B7FA0

#1B7FA0 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.8% C 0.099 H 226.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#1B7FA0
RGB	rgb(27, 127, 160)
HSL	hsl(195, 71%, 37%)
HSV	hsv(195, 83%, 63%)
CMYK	cmyk(83.1%, 20.6%, 0%, 37.3%)
CIE-LAB	lab(49.43, -15.59, -25.43)
CIE-LCH	lch(49.43, 29.82, 238.49°)
OKLab	oklab(55.75% -0.0688 -0.0714)
OKLCH	oklch(55.75% 0.099 226.1)
XYZ	xyz(14.3839, 17.9480, 35.9571)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7FA0 #A03C1B

analogous

#1BA07F #1B7FA0 #1B3DA0

triadic

#1B7FA0 #A01B7F #7FA01B

tetradic

#1B7FA0 #7F1BA0 #A03C1B #3DA01B

square

#1B7FA0 #7F1BA0 #A03C1B #3DA01B

split-complementary

#1B7FA0 #A01B3D #A07F1B

monochromatic

#092C37 #12556C #1B7FA0 #24A9D4 #53BFE2

Accessibility & contrast

On white

4.58

#1B7FA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#1B7FA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B7FA0

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7FA0	#FFFFFF	#000000	##000000
##1B7FA0	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7CA2

Deuteranopia (green-blind)

#5C70A0

Tritanopia (blue-blind)

#00898A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b7fa0;
/* rgb */ color: rgb(27, 127, 160);
/* oklch */ color: oklch(55.8% 0.099 226.1);

Tailwind

colors: {
  custom: {
    50: '#70a4bc',
    500: '#1b7fa0',
    950: '#000000',
  },
}

SCSS

$custom: #1b7fa0;
$custom-light: #70a4bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7fa0",
  "rgb": {
    "r": 27,
    "g": 127,
    "b": 160
  },
  "hsl": {
    "h": 194.887,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.09922,
    "h": 226.1
  },
  "luminance": 0.1795
}

Semantic roles & 50–950 ramp

primary

#1B7FA0

secondary

#C56E52

accent

#673AEE

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1B7FA0

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

Preview Lab → · Contrast checker → · Palette generator →