#1B697B#1B697B

#1B697B is a mid, moderate cyan. Relative luminance 0.118; OKLCH L 48.3% C 0.077 H 217.1°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#1B697B
RGB	rgb(27, 105, 123)
HSL	hsl(191, 64%, 29%)
HSV	hsv(191, 78%, 48%)
CMYK	cmyk(78%, 14.6%, 0%, 51.8%)
CIE-LAB	lab(40.84, -16.45, -16.68)
CIE-LCH	lch(40.84, 23.43, 225.39°)
OKLab	oklab(48.34% -0.0617 -0.0466)
OKLCH	oklch(48.34% 0.077 217.1)
XYZ	xyz(9.0772, 11.7651, 20.5275)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B697B #7B2D1B

analogous

#1B7B5D #1B697B #1B397B

triadic

#1B697B #7B1B69 #697B1B

tetradic

#1B697B #5D1B7B #7B2D1B #397B1B

square

#1B697B #5D1B7B #7B2D1B #397B1B

split-complementary

#1B697B #7B1B39 #7B5D1B

monochromatic

#061519 #103E49 #1B697B #2694AD #3CB8D4

Accessibility & contrast

On white

6.26

#1B697B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#1B697B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B697B

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B697B	#FFFFFF	#000000	##FFFFFF
##1B697B	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D667C

Deuteranopia (green-blind)

#505C7B

Tritanopia (blue-blind)

#006F6F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1b697b;
/* rgb */ color: rgb(27, 105, 123);
/* oklch */ color: oklch(48.3% 0.077 217.1);

Tailwind

colors: {
  custom: {
    50: '#6894a1',
    500: '#1b697b',
    950: '#000000',
  },
}

SCSS

$custom: #1b697b;
$custom-light: #6894a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1b697b",
  "rgb": {
    "r": 27,
    "g": 105,
    "b": 123
  },
  "hsl": {
    "h": 191.25,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.48342,
    "c": 0.07729,
    "h": 217.1
  },
  "luminance": 0.11766
}

Semantic roles & 50–950 ramp

primary

#1B697B

secondary

#AF5743

accent

#6041E7

background

#F6F9F9

surface

#EBF1F2

border

#C6CBCC

text

#070D0F

muted

#7A7E7E

Preview Lab

Preview with #1B697B

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

Preview Lab → · Contrast checker → · Palette generator →