#1B698B#1B698B

#1B698B is a mid, moderate cyan. Relative luminance 0.122; OKLCH L 49.1% C 0.090 H 232.2°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#1B698B
RGB	rgb(27, 105, 139)
HSL	hsl(198, 67%, 33%)
HSV	hsv(198, 81%, 55%)
CMYK	cmyk(80.6%, 24.5%, 0%, 45.5%)
CIE-LAB	lab(41.53, -10.67, -25.27)
CIE-LCH	lch(41.53, 27.43, 247.11°)
OKLab	oklab(49.12% -0.0552 -0.0712)
OKLCH	oklch(49.12% 0.09 232.2)
XYZ	xyz(10.1619, 12.1990, 26.2402)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B698B #8B3D1B

analogous

#1B8B75 #1B698B #1B318B

triadic

#1B698B #8B1B69 #698B1B

tetradic

#1B698B #751B8B #8B3D1B #318B1B

square

#1B698B #751B8B #8B3D1B #318B1B

split-complementary

#1B698B #8B1B31 #8B751B

monochromatic

#071C25 #114258 #1B698B #2590BE #45AEDB

Accessibility & contrast

On white

6.10

#1B698B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#1B698B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B698B

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B698B	#FFFFFF	#000000	##FFFFFF
##1B698B	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58688D

Deuteranopia (green-blind)

#495D8A

Tritanopia (blue-blind)

#007274

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1b698b;
/* rgb */ color: rgb(27, 105, 139);
/* oklch */ color: oklch(49.1% 0.090 232.2);

Tailwind

colors: {
  custom: {
    50: '#6b93ad',
    500: '#1b698b',
    950: '#000000',
  },
}

SCSS

$custom: #1b698b;
$custom-light: #6b93ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1b698b",
  "rgb": {
    "r": 27,
    "g": 105,
    "b": 139
  },
  "hsl": {
    "h": 198.214,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.49123,
    "c": 0.0901,
    "h": 232.2
  },
  "luminance": 0.122
}

Semantic roles & 50–950 ramp

primary

#1B698B

secondary

#BC6A45

accent

#723DEA

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #1B698B

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

Preview Lab → · Contrast checker → · Palette generator →