#1B778D#1B778D

#1B778D is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.8% C 0.087 H 218.3°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#1B778D
RGB	rgb(27, 119, 141)
HSL	hsl(192, 68%, 33%)
HSV	hsv(192, 81%, 55%)
CMYK	cmyk(80.9%, 15.6%, 0%, 44.7%)
CIE-LAB	lab(46.11, -17.89, -19.39)
CIE-LCH	lch(46.11, 26.38, 227.30°)
OKLab	oklab(52.82% -0.0686 -0.0542)
OKLCH	oklch(52.82% 0.087 218.3)
XYZ	xyz(11.8545, 15.3483, 27.5319)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B778D #8D311B

analogous

#1B8D6A #1B778D #1B3E8D

triadic

#1B778D #8D1B77 #778D1B

tetradic

#1B778D #6A1B8D #8D311B #3E8D1B

square

#1B778D #6A1B8D #8D311B #3E8D1B

split-complementary

#1B778D #8D1B3E #8D6A1B

monochromatic

#072026 #114C5A #1B778D #25A2C0 #47BFDC

Accessibility & contrast

On white

5.16

#1B778D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#1B778D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B778D

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B778D	#FFFFFF	#000000	##FFFFFF
##1B778D	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69738E

Deuteranopia (green-blind)

#5A688D

Tritanopia (blue-blind)

#007E7E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1b778d;
/* rgb */ color: rgb(27, 119, 141);
/* oklch */ color: oklch(52.8% 0.087 218.3);

Tailwind

colors: {
  custom: {
    50: '#6c9eae',
    500: '#1b778d',
    950: '#000000',
  },
}

SCSS

$custom: #1b778d;
$custom-light: #6c9eae;
$custom-dark: #000000;

JSON

{
  "hex": "#1b778d",
  "rgb": {
    "r": 27,
    "g": 119,
    "b": 141
  },
  "hsl": {
    "h": 191.579,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.5282,
    "c": 0.08741,
    "h": 218.3
  },
  "luminance": 0.1535
}

Semantic roles & 50–950 ramp

primary

#1B778D

secondary

#BD5D46

accent

#5F3DEB

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1B778D

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

Preview Lab → · Contrast checker → · Palette generator →