#1B414C#1B414C

#1B414C is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.3% C 0.047 H 219.5°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#1B414C
RGB	rgb(27, 65, 76)
HSL	hsl(193, 48%, 20%)
HSV	hsv(193, 64%, 30%)
CMYK	cmyk(64.5%, 14.5%, 0%, 70.2%)
CIE-LAB	lab(25.37, -9.67, -10.73)
CIE-LCH	lch(25.37, 14.45, 227.97°)
OKLab	oklab(35.28% -0.0362 -0.0298)
OKLCH	oklch(35.28% 0.047 219.5)
XYZ	xyz(3.6463, 4.5351, 7.5193)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B414C #4C261B

analogous

#1B4C3E #1B414C #1B294C

triadic

#1B414C #4C1B41 #414C1B

tetradic

#1B414C #3E1B4C #4C261B #294C1B

square

#1B414C #3E1B4C #4C261B #294C1B

split-complementary

#1B414C #4C1B29 #4C3E1B

monochromatic

#081317 #0B1A1F #1B414C #2B6879 #3B8EA6

Accessibility & contrast

On white

11.01

#1B414C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#1B414C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B414C

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B414C	#FFFFFF	#000000	##FFFFFF
##1B414C	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3F4D

Deuteranopia (green-blind)

#333A4C

Tritanopia (blue-blind)

#004544

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1b414c;
/* rgb */ color: rgb(27, 65, 76);
/* oklch */ color: oklch(35.3% 0.047 219.5);

Tailwind

colors: {
  custom: {
    50: '#5d757e',
    500: '#1b414c',
    950: '#000000',
  },
}

SCSS

$custom: #1b414c;
$custom-light: #5d757e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b414c",
  "rgb": {
    "r": 27,
    "g": 65,
    "b": 76
  },
  "hsl": {
    "h": 193.469,
    "s": 47.573,
    "l": 20.196
  },
  "oklch": {
    "l": 0.35275,
    "c": 0.04689,
    "h": 219.5
  },
  "luminance": 0.04535
}

Semantic roles & 50–950 ramp

primary

#1B414C

secondary

#825041

accent

#6F51D7

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #1B414C

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

Preview Lab → · Contrast checker → · Palette generator →