#1B7F98#1B7F98

#1B7F98 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.4% C 0.093 H 219.6°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#1B7F98
RGB	rgb(27, 127, 152)
HSL	hsl(192, 70%, 35%)
HSV	hsv(192, 82%, 60%)
CMYK	cmyk(82.2%, 16.4%, 0%, 40.4%)
CIE-LAB	lab(49.10, -18.41, -21.26)
CIE-LCH	lch(49.10, 28.13, 229.11°)
OKLab	oklab(55.38% -0.072 -0.0595)
OKLCH	oklch(55.38% 0.093 219.6)
XYZ	xyz(13.7065, 17.6770, 32.3893)
Luminance	0.1768 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7F98 #98341B

analogous

#1B9872 #1B7F98 #1B4198

triadic

#1B7F98 #981B7F #7F981B

tetradic

#1B7F98 #721B98 #98341B #41981B

square

#1B7F98 #721B98 #98341B #41981B

split-complementary

#1B7F98 #981B41 #98721B

monochromatic

#092830 #125464 #1B7F98 #24AACC #4EC2E0

Accessibility & contrast

On white

4.63

#1B7F98 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#1B7F98 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7F98

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7F98	#FFFFFF	#000000	##FFFFFF
##1B7F98	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)

#707B99

Deuteranopia (green-blind)

#5F7098

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b7f98;
/* rgb */ color: rgb(27, 127, 152);
/* oklch */ color: oklch(55.4% 0.093 219.6);

Tailwind

colors: {
  custom: {
    50: '#6fa4b6',
    500: '#1b7f98',
    950: '#000000',
  },
}

SCSS

$custom: #1b7f98;
$custom-light: #6fa4b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7f98",
  "rgb": {
    "r": 27,
    "g": 127,
    "b": 152
  },
  "hsl": {
    "h": 192,
    "s": 69.832,
    "l": 35.098
  },
  "oklch": {
    "l": 0.55375,
    "c": 0.09345,
    "h": 219.6
  },
  "luminance": 0.17679
}

Semantic roles & 50–950 ramp

primary

#1B7F98

secondary

#C2644D

accent

#5F3BED

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1B7F98

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

Preview Lab → · Contrast checker → · Palette generator →