#1B668E#1B668E

#1B668E is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.5% C 0.095 H 237.4°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#1B668E
RGB	rgb(27, 102, 142)
HSL	hsl(201, 68%, 33%)
HSV	hsv(201, 81%, 56%)
CMYK	cmyk(81%, 28.2%, 0%, 44.3%)
CIE-LAB	lab(40.72, -7.76, -28.35)
CIE-LCH	lch(40.72, 29.39, 254.69°)
OKLab	oklab(48.52% -0.0512 -0.0801)
OKLCH	oklch(48.52% 0.095 237.4)
XYZ	xyz(10.0839, 11.6875, 27.3104)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B668E #8E431B

analogous

#1B8E7C #1B668E #1B2C8E

triadic

#1B668E #8E1B66 #668E1B

tetradic

#1B668E #7C1B8E #8E431B #2C8E1B

square

#1B668E #7C1B8E #8E431B #2C8E1B

split-complementary

#1B668E #8E1B2C #8E7C1B

monochromatic

#071C27 #11415B #1B668E #258BC1 #47A8DC

Accessibility & contrast

On white

6.29

#1B668E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#1B668E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B668E

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B668E	#FFFFFF	#000000	##FFFFFF
##1B668E	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536690

Deuteranopia (green-blind)

#435B8D

Tritanopia (blue-blind)

#007074

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1b668e;
/* rgb */ color: rgb(27, 102, 142);
/* oklch */ color: oklch(48.5% 0.095 237.4);

Tailwind

colors: {
  custom: {
    50: '#6b91af',
    500: '#1b668e',
    950: '#000000',
  },
}

SCSS

$custom: #1b668e;
$custom-light: #6b91af;
$custom-dark: #000000;

JSON

{
  "hex": "#1b668e",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 142
  },
  "hsl": {
    "h": 200.87,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.4852,
    "c": 0.09507,
    "h": 237.4
  },
  "luminance": 0.11689
}

Semantic roles & 50–950 ramp

primary

#1B668E

secondary

#BE7047

accent

#793DEB

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1B668E

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

Preview Lab → · Contrast checker → · Palette generator →