#1B668D#1B668D

#1B668D is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.5% C 0.094 H 236.8°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#1B668D
RGB	rgb(27, 102, 141)
HSL	hsl(201, 68%, 33%)
HSV	hsv(201, 81%, 55%)
CMYK	cmyk(80.9%, 27.7%, 0%, 44.7%)
CIE-LAB	lab(40.67, -8.14, -27.82)
CIE-LCH	lch(40.67, 28.99, 253.69°)
OKLab	oklab(48.47% -0.0515 -0.0786)
OKLCH	oklch(48.47% 0.094 236.8)
XYZ	xyz(10.0092, 11.6576, 26.9168)
Luminance	0.1166 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B668D #8D421B

analogous

#1B8D7B #1B668D #1B2D8D

triadic

#1B668D #8D1B66 #668D1B

tetradic

#1B668D #7B1B8D #8D421B #2D8D1B

square

#1B668D #7B1B8D #8D421B #2D8D1B

split-complementary

#1B668D #8D1B2D #8D7B1B

monochromatic

#071C26 #11415A #1B668D #258BC0 #47A9DC

Accessibility & contrast

On white

6.30

#1B668D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#1B668D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B668D

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B668D	#FFFFFF	#000000	##FFFFFF
##1B668D	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53668F

Deuteranopia (green-blind)

#445B8C

Tritanopia (blue-blind)

#007073

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1b668d;
/* rgb */ color: rgb(27, 102, 141);
/* oklch */ color: oklch(48.5% 0.094 236.8);

Tailwind

colors: {
  custom: {
    50: '#6b91ae',
    500: '#1b668d',
    950: '#000000',
  },
}

SCSS

$custom: #1b668d;
$custom-light: #6b91ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1b668d",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 141
  },
  "hsl": {
    "h": 200.526,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.48466,
    "c": 0.09397,
    "h": 236.8
  },
  "luminance": 0.11659
}

Semantic roles & 50–950 ramp

primary

#1B668D

secondary

#BD6F46

accent

#783DEB

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1B668D

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

Preview Lab → · Contrast checker → · Palette generator →