#1B7998#1B7998

#1B7998 is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 53.8% C 0.095 H 225.8°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#1B7998
RGB	rgb(27, 121, 152)
HSL	hsl(195, 70%, 35%)
HSV	hsv(195, 82%, 60%)
CMYK	cmyk(82.2%, 20.4%, 0%, 40.4%)
CIE-LAB	lab(47.20, -15.10, -24.20)
CIE-LCH	lch(47.20, 28.52, 238.03°)
OKLab	oklab(53.85% -0.0661 -0.068)
OKLCH	oklch(53.85% 0.095 225.8)
XYZ	xyz(12.9545, 16.1731, 32.1386)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7998 #983A1B

analogous

#1B9878 #1B7998 #1B3B98

triadic

#1B7998 #981B79 #79981B

tetradic

#1B7998 #781B98 #983A1B #3B981B

square

#1B7998 #781B98 #983A1B #3B981B

split-complementary

#1B7998 #981B3B #98781B

monochromatic

#092630 #125064 #1B7998 #24A2CC #4EBBE0

Accessibility & contrast

On white

4.96

#1B7998 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#1B7998 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7998

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7998	#FFFFFF	#000000	##FFFFFF
##1B7998	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68769A

Deuteranopia (green-blind)

#586B98

Tritanopia (blue-blind)

#008283

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1b7998;
/* rgb */ color: rgb(27, 121, 152);
/* oklch */ color: oklch(53.8% 0.095 225.8);

Tailwind

colors: {
  custom: {
    50: '#6e9fb6',
    500: '#1b7998',
    950: '#000000',
  },
}

SCSS

$custom: #1b7998;
$custom-light: #6e9fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7998",
  "rgb": {
    "r": 27,
    "g": 121,
    "b": 152
  },
  "hsl": {
    "h": 194.88,
    "s": 69.832,
    "l": 35.098
  },
  "oklch": {
    "l": 0.53848,
    "c": 0.09481,
    "h": 225.8
  },
  "luminance": 0.16175
}

Semantic roles & 50–950 ramp

primary

#1B7998

secondary

#C26A4D

accent

#673BED

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080E11

muted

#7B7E80

Preview Lab

Preview with #1B7998

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

Preview Lab → · Contrast checker → · Palette generator →