#1B496D#1B496D

#1B496D is a dark, moderate cyan. Relative luminance 0.061; OKLCH L 39.2% C 0.079 H 245.5°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#1B496D
RGB	rgb(27, 73, 109)
HSL	hsl(206, 60%, 27%)
HSV	hsv(206, 75%, 43%)
CMYK	cmyk(75.2%, 33%, 0%, 57.3%)
CIE-LAB	lab(29.67, -2.35, -25.35)
CIE-LCH	lch(29.67, 25.46, 264.69°)
OKLab	oklab(39.22% -0.0327 -0.0718)
OKLCH	oklch(39.22% 0.079 245.5)
XYZ	xyz(5.5938, 6.1016, 15.3480)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B496D #6D3F1B

analogous

#1B6D68 #1B496D #1B206D

triadic

#1B496D #6D1B49 #496D1B

tetradic

#1B496D #681B6D #6D3F1B #206D1B

square

#1B496D #681B6D #6D3F1B #206D1B

split-complementary

#1B496D #6D1B20 #6D681B

monochromatic

#061019 #0F283C #1B496D #276A9E #358ACD

Accessibility & contrast

On white

9.46

#1B496D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#1B496D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B496D

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B496D	#FFFFFF	#000000	##FFFFFF
##1B496D	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394A6F

Deuteranopia (green-blind)

#2D426C

Tritanopia (blue-blind)

#005256

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1b496d;
/* rgb */ color: rgb(27, 73, 109);
/* oklch */ color: oklch(39.2% 0.079 245.5);

Tailwind

colors: {
  custom: {
    50: '#637b97',
    500: '#1b496d',
    950: '#000000',
  },
}

SCSS

$custom: #1b496d;
$custom-light: #637b97;
$custom-dark: #000000;

JSON

{
  "hex": "#1b496d",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 109
  },
  "hsl": {
    "h": 206.341,
    "s": 60.294,
    "l": 26.667
  },
  "oklch": {
    "l": 0.39217,
    "c": 0.07888,
    "h": 245.5
  },
  "luminance": 0.06102
}

Semantic roles & 50–950 ramp

primary

#1B496D

secondary

#A26C42

accent

#8A44E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090D

muted

#7A7B7E

Preview Lab

Preview with #1B496D

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

Preview Lab → · Contrast checker → · Palette generator →