#1B7197#1B7197

#1B7197 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.8% C 0.097 H 233.0°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#1B7197
RGB	rgb(27, 113, 151)
HSL	hsl(198, 70%, 35%)
HSV	hsv(198, 82%, 59%)
CMYK	cmyk(82.1%, 25.2%, 0%, 40.8%)
CIE-LAB	lab(44.63, -10.90, -27.61)
CIE-LCH	lch(44.63, 29.68, 248.45°)
OKLab	oklab(51.78% -0.0587 -0.0779)
OKLCH	oklch(51.78% 0.097 233)
XYZ	xyz(11.9408, 14.2761, 31.3984)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7197 #97411B

analogous

#1B977F #1B7197 #1B3397

triadic

#1B7197 #971B71 #71971B

tetradic

#1B7197 #7F1B97 #97411B #33971B

square

#1B7197 #7F1B97 #97411B #33971B

split-complementary

#1B7197 #971B33 #977F1B

monochromatic

#08232F #124A63 #1B7197 #2498CB #4DB2DF

Accessibility & contrast

On white

5.45

#1B7197 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#1B7197 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7197

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7197	#FFFFFF	#000000	##FFFFFF
##1B7197	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7099

Deuteranopia (green-blind)

#4E6596

Tritanopia (blue-blind)

#007B7E

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1b7197;
/* rgb */ color: rgb(27, 113, 151);
/* oklch */ color: oklch(51.8% 0.097 233.0);

Tailwind

colors: {
  custom: {
    50: '#6d99b5',
    500: '#1b7197',
    950: '#000000',
  },
}

SCSS

$custom: #1b7197;
$custom-light: #6d99b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7197",
  "rgb": {
    "r": 27,
    "g": 113,
    "b": 151
  },
  "hsl": {
    "h": 198.387,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.51775,
    "c": 0.09749,
    "h": 233
  },
  "luminance": 0.14278
}

Semantic roles & 50–950 ramp

primary

#1B7197

secondary

#C1704C

accent

#723BEC

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080E11

muted

#7B7E80

Preview Lab

Preview with #1B7197

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

Preview Lab → · Contrast checker → · Palette generator →