#1B778A#1B778A

#1B778A is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.7% C 0.086 H 215.4°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#1B778A
RGB	rgb(27, 119, 138)
HSL	hsl(190, 67%, 32%)
HSV	hsv(190, 80%, 54%)
CMYK	cmyk(80.4%, 13.8%, 0%, 45.9%)
CIE-LAB	lab(45.99, -18.93, -17.79)
CIE-LCH	lch(45.99, 25.98, 223.22°)
OKLab	oklab(52.68% -0.0698 -0.0497)
OKLCH	oklch(52.68% 0.086 215.4)
XYZ	xyz(11.6343, 15.2602, 26.3722)
Luminance	0.1526 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B778A #8A2E1B

analogous

#1B8A65 #1B778A #1B408A

triadic

#1B778A #8A1B77 #778A1B

tetradic

#1B778A #651B8A #8A2E1B #408A1B

square

#1B778A #651B8A #8A2E1B #408A1B

split-complementary

#1B778A #8A1B40 #8A651B

monochromatic

#071F24 #114B57 #1B778A #25A3BD #45C1DB

Accessibility & contrast

On white

5.18

#1B778A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#1B778A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B778A

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B778A	#FFFFFF	#000000	##FFFFFF
##1B778A	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A738B

Deuteranopia (green-blind)

#5B688A

Tritanopia (blue-blind)

#007E7D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1b778a;
/* rgb */ color: rgb(27, 119, 138);
/* oklch */ color: oklch(52.7% 0.086 215.4);

Tailwind

colors: {
  custom: {
    50: '#6c9eac',
    500: '#1b778a',
    950: '#000000',
  },
}

SCSS

$custom: #1b778a;
$custom-light: #6c9eac;
$custom-dark: #000000;

JSON

{
  "hex": "#1b778a",
  "rgb": {
    "r": 27,
    "g": 119,
    "b": 138
  },
  "hsl": {
    "h": 190.27,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.52684,
    "c": 0.0857,
    "h": 215.4
  },
  "luminance": 0.15262
}

Semantic roles & 50–950 ramp

primary

#1B778A

secondary

#BC5945

accent

#5B3EEA

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1B778A

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

Preview Lab → · Contrast checker → · Palette generator →