#1B7EA1#1B7EA1

#1B7EA1 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.5% C 0.100 H 227.8°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#1B7EA1
RGB	rgb(27, 126, 161)
HSL	hsl(196, 71%, 37%)
HSV	hsv(196, 83%, 63%)
CMYK	cmyk(83.2%, 21.7%, 0%, 36.9%)
CIE-LAB	lab(49.16, -14.67, -26.43)
CIE-LCH	lch(49.16, 30.23, 240.96°)
OKLab	oklab(55.55% -0.0675 -0.0743)
OKLCH	oklch(55.55% 0.1 227.8)
XYZ	xyz(14.3432, 17.7261, 36.3768)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7EA1 #A13E1B

analogous

#1BA181 #1B7EA1 #1B3BA1

triadic

#1B7EA1 #A11B7E #7EA11B

tetradic

#1B7EA1 #811BA1 #A13E1B #3BA11B

square

#1B7EA1 #811BA1 #A13E1B #3BA11B

split-complementary

#1B7EA1 #A11B3B #A1811B

monochromatic

#092C38 #12556D #1B7EA1 #24A7D5 #54BDE2

Accessibility & contrast

On white

4.62

#1B7EA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#1B7EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7EA1

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7EA1	#FFFFFF	#000000	##FFFFFF
##1B7EA1	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7CA3

Deuteranopia (green-blind)

#5A6FA1

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b7ea1;
/* rgb */ color: rgb(27, 126, 161);
/* oklch */ color: oklch(55.5% 0.100 227.8);

Tailwind

colors: {
  custom: {
    50: '#70a3bd',
    500: '#1b7ea1',
    950: '#000000',
  },
}

SCSS

$custom: #1b7ea1;
$custom-light: #70a3bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7ea1",
  "rgb": {
    "r": 27,
    "g": 126,
    "b": 161
  },
  "hsl": {
    "h": 195.672,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.55547,
    "c": 0.10041,
    "h": 227.8
  },
  "luminance": 0.17728
}

Semantic roles & 50–950 ramp

primary

#1B7EA1

secondary

#C57052

accent

#693AEE

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1B7EA1

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

Preview Lab → · Contrast checker → · Palette generator →