#1C4367#1C4367

#1C4367 is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.3% C 0.076 H 249.0°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#1C4367
RGB	rgb(28, 67, 103)
HSL	hsl(209, 57%, 26%)
HSV	hsv(209, 73%, 40%)
CMYK	cmyk(72.8%, 35%, 0%, 59.6%)
CIE-LAB	lab(27.41, -0.59, -25.09)
CIE-LCH	lch(27.41, 25.09, 268.65°)
OKLab	oklab(37.34% -0.0273 -0.0711)
OKLCH	oklch(37.34% 0.076 249)
XYZ	xyz(4.9333, 5.2399, 13.5807)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4367 #67401C

analogous

#1C6765 #1C4367 #1C1D67

triadic

#1C4367 #671C43 #43671C

tetradic

#1C4367 #651C67 #67401C #1D671C

square

#1C4367 #651C67 #67401C #1D671C

split-complementary

#1C4367 #671C1D #67651C

monochromatic

#071018 #0F2437 #1C4367 #296297 #3682C7

Accessibility & contrast

On white

10.25

#1C4367 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#1C4367 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4367

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4367	#FFFFFF	#000000	##FFFFFF
##1C4367	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334569

Deuteranopia (green-blind)

#283E66

Tritanopia (blue-blind)

#004C50

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1c4367;
/* rgb */ color: rgb(28, 67, 103);
/* oklch */ color: oklch(37.3% 0.076 249.0);

Tailwind

colors: {
  custom: {
    50: '#627692',
    500: '#1c4367',
    950: '#000000',
  },
}

SCSS

$custom: #1c4367;
$custom-light: #627692;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4367",
  "rgb": {
    "r": 28,
    "g": 67,
    "b": 103
  },
  "hsl": {
    "h": 208.8,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.37341,
    "c": 0.07616,
    "h": 249
  },
  "luminance": 0.0524
}

Semantic roles & 50–950 ramp

primary

#1C4367

secondary

#9C6E43

accent

#9147E1

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #1C4367

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

Preview Lab → · Contrast checker → · Palette generator →