#1B698F#1B698F

#1B698F is a mid, moderate cyan. Relative luminance 0.123; OKLCH L 49.3% C 0.094 H 235.2°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#1B698F
RGB	rgb(27, 105, 143)
HSL	hsl(200, 68%, 33%)
HSV	hsv(200, 81%, 56%)
CMYK	cmyk(81.1%, 26.6%, 0%, 43.9%)
CIE-LAB	lab(41.72, -9.18, -27.38)
CIE-LCH	lch(41.72, 28.88, 251.47°)
OKLab	oklab(49.33% -0.0537 -0.0773)
OKLCH	oklch(49.33% 0.094 235.2)
XYZ	xyz(10.4595, 12.3181, 27.8076)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B698F #8F411B

analogous

#1B8F7B #1B698F #1B2F8F

triadic

#1B698F #8F1B69 #698F1B

tetradic

#1B698F #7B1B8F #8F411B #2F8F1B

square

#1B698F #7B1B8F #8F411B #2F8F1B

split-complementary

#1B698F #8F1B2F #8F7B1B

monochromatic

#081D28 #11435C #1B698F #258FC2 #48ACDC

Accessibility & contrast

On white

6.06

#1B698F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#1B698F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B698F

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B698F	#FFFFFF	#000000	##FFFFFF
##1B698F	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#566891

Deuteranopia (green-blind)

#475E8E

Tritanopia (blue-blind)

#007376

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1b698f;
/* rgb */ color: rgb(27, 105, 143);
/* oklch */ color: oklch(49.3% 0.094 235.2);

Tailwind

colors: {
  custom: {
    50: '#6b93b0',
    500: '#1b698f',
    950: '#000000',
  },
}

SCSS

$custom: #1b698f;
$custom-light: #6b93b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1b698f",
  "rgb": {
    "r": 27,
    "g": 105,
    "b": 143
  },
  "hsl": {
    "h": 199.655,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.49333,
    "c": 0.09414,
    "h": 235.2
  },
  "luminance": 0.12319
}

Semantic roles & 50–950 ramp

primary

#1B698F

secondary

#BE6E48

accent

#763DEB

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #1B698F

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

Preview Lab → · Contrast checker → · Palette generator →