#1B4967#1B4967

#1B4967 is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 38.9% C 0.071 H 240.8°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#1B4967
RGB	rgb(27, 73, 103)
HSL	hsl(204, 58%, 25%)
HSV	hsv(204, 74%, 40%)
CMYK	cmyk(73.8%, 29.1%, 0%, 59.6%)
CIE-LAB	lab(29.35, -4.69, -22.03)
CIE-LCH	lch(29.35, 22.53, 257.99°)
OKLab	oklab(38.87% -0.0348 -0.0621)
OKLCH	oklch(38.87% 0.071 240.8)
XYZ	xyz(5.2818, 5.9768, 13.7046)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4967 #67391B

analogous

#1B675F #1B4967 #1B2367

triadic

#1B4967 #671B49 #49671B

tetradic

#1B4967 #5F1B67 #67391B #23671B

square

#1B4967 #5F1B67 #67391B #23671B

split-complementary

#1B4967 #671B23 #675F1B

monochromatic

#061118 #0E2737 #1B4967 #286B97 #348EC8

Accessibility & contrast

On white

9.57

#1B4967 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1B4967 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4967

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4967	#FFFFFF	#000000	##FFFFFF
##1B4967	1.00	9.57	2.20	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4968

Deuteranopia (green-blind)

#314266

Tritanopia (blue-blind)

#005053

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1b4967;
/* rgb */ color: rgb(27, 73, 103);
/* oklch */ color: oklch(38.9% 0.071 240.8);

Tailwind

colors: {
  custom: {
    50: '#627b92',
    500: '#1b4967',
    950: '#000000',
  },
}

SCSS

$custom: #1b4967;
$custom-light: #627b92;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4967",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 103
  },
  "hsl": {
    "h": 203.684,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.38866,
    "c": 0.07121,
    "h": 240.8
  },
  "luminance": 0.05977
}

Semantic roles & 50–950 ramp

primary

#1B4967

secondary

#9C6542

accent

#8446E2

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06090D

muted

#7A7B7E

Preview Lab

Preview with #1B4967

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

Preview Lab → · Contrast checker → · Palette generator →