#1B416D#1B416D

#1B416D is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 37.2% C 0.087 H 254.0°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#1B416D
RGB	rgb(27, 65, 109)
HSL	hsl(212, 60%, 27%)
HSV	hsv(212, 75%, 43%)
CMYK	cmyk(75.2%, 40.4%, 0%, 57.3%)
CIE-LAB	lab(27.07, 2.98, -29.46)
CIE-LCH	lch(27.07, 29.61, 275.77°)
OKLab	oklab(37.18% -0.0241 -0.0839)
OKLCH	oklch(37.18% 0.087 254)
XYZ	xyz(5.1016, 5.1172, 15.1839)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B416D #6D471B

analogous

#1B6A6D #1B416D #1E1B6D

triadic

#1B416D #6D1B41 #416D1B

tetradic

#1B416D #6D1B6A #6D471B #1B6D1E

square

#1B416D #6D1B6A #6D471B #1B6D1E

split-complementary

#1B416D #6D1E1B #6A6D1B

monochromatic

#060F19 #0F243C #1B416D #275E9E #357CCD

Accessibility & contrast

On white

10.38

#1B416D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#1B416D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B416D

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B416D	#FFFFFF	#000000	##FFFFFF
##1B416D	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D446F

Deuteranopia (green-blind)

#203C6C

Tritanopia (blue-blind)

#004B51

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1b416d;
/* rgb */ color: rgb(27, 65, 109);
/* oklch */ color: oklch(37.2% 0.087 254.0);

Tailwind

colors: {
  custom: {
    50: '#637597',
    500: '#1b416d',
    950: '#000000',
  },
}

SCSS

$custom: #1b416d;
$custom-light: #637597;
$custom-dark: #000000;

JSON

{
  "hex": "#1b416d",
  "rgb": {
    "r": 27,
    "g": 65,
    "b": 109
  },
  "hsl": {
    "h": 212.195,
    "s": 60.294,
    "l": 26.667
  },
  "oklch": {
    "l": 0.37176,
    "c": 0.08733,
    "h": 254
  },
  "luminance": 0.05118
}

Semantic roles & 50–950 ramp

primary

#1B416D

secondary

#A27542

accent

#9A44E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #1B416D

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

Preview Lab → · Contrast checker → · Palette generator →