#1B667F#1B667F

#1B667F is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 47.7% C 0.081 H 225.1°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#1B667F
RGB	rgb(27, 102, 127)
HSL	hsl(195, 65%, 30%)
HSV	hsv(195, 79%, 50%)
CMYK	cmyk(78.7%, 19.7%, 0%, 50.2%)
CIE-LAB	lab(40.03, -13.32, -20.36)
CIE-LCH	lch(40.03, 24.33, 236.80°)
OKLab	oklab(47.74% -0.0568 -0.0571)
OKLCH	oklch(47.74% 0.081 225.1)
XYZ	xyz(9.0325, 11.2670, 21.7733)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B667F #7F341B

analogous

#1B7F66 #1B667F #1B347F

triadic

#1B667F #7F1B66 #667F1B

tetradic

#1B667F #661B7F #7F341B #347F1B

square

#1B667F #661B7F #7F341B #347F1B

split-complementary

#1B667F #7F1B34 #7F661B

monochromatic

#06151A #103D4D #1B667F #268FB1 #3EB0D6

Accessibility & contrast

On white

6.45

#1B667F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#1B667F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B667F

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B667F	#FFFFFF	#000000	##FFFFFF
##1B667F	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586480

Deuteranopia (green-blind)

#4B5A7F

Tritanopia (blue-blind)

#006D6E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1b667f;
/* rgb */ color: rgb(27, 102, 127);
/* oklch */ color: oklch(47.7% 0.081 225.1);

Tailwind

colors: {
  custom: {
    50: '#6891a4',
    500: '#1b667f',
    950: '#000000',
  },
}

SCSS

$custom: #1b667f;
$custom-light: #6891a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b667f",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 127
  },
  "hsl": {
    "h": 195,
    "s": 64.935,
    "l": 30.196
  },
  "oklch": {
    "l": 0.47744,
    "c": 0.08055,
    "h": 225.1
  },
  "luminance": 0.11268
}

Semantic roles & 50–950 ramp

primary

#1B667F

secondary

#B35F43

accent

#6A40E8

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #1B667F

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

Preview Lab → · Contrast checker → · Palette generator →