#1C4963#1C4963

#1C4963 is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.7% C 0.066 H 237.3°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#1C4963
RGB	rgb(28, 73, 99)
HSL	hsl(202, 56%, 25%)
HSV	hsv(202, 72%, 39%)
CMYK	cmyk(71.7%, 26.3%, 0%, 61.2%)
CIE-LAB	lab(29.19, -6.04, -19.74)
CIE-LCH	lch(29.19, 20.64, 252.98°)
OKLab	oklab(38.68% -0.0356 -0.0555)
OKLCH	oklch(38.68% 0.066 237.3)
XYZ	xyz(5.1127, 5.9123, 12.6737)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4963 #63361C

analogous

#1C635A #1C4963 #1C2563

triadic

#1C4963 #631C49 #49631C

tetradic

#1C4963 #5A1C63 #63361C #25631C

square

#1C4963 #5A1C63 #63361C #25631C

split-complementary

#1C4963 #631C25 #635A1C

monochromatic

#071218 #0F2633 #1C4963 #296C93 #378FC2

Accessibility & contrast

On white

9.62

#1C4963 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1C4963 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4963

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4963	#FFFFFF	#000000	##FFFFFF
##1C4963	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4964

Deuteranopia (green-blind)

#334263

Tritanopia (blue-blind)

#005052

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1c4963;
/* rgb */ color: rgb(28, 73, 99);
/* oklch */ color: oklch(38.7% 0.066 237.3);

Tailwind

colors: {
  custom: {
    50: '#627b8f',
    500: '#1c4963',
    950: '#000000',
  },
}

SCSS

$custom: #1c4963;
$custom-light: #627b8f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4963",
  "rgb": {
    "r": 28,
    "g": 73,
    "b": 99
  },
  "hsl": {
    "h": 201.972,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.38681,
    "c": 0.06593,
    "h": 237.3
  },
  "luminance": 0.05913
}

Semantic roles & 50–950 ramp

primary

#1C4963

secondary

#986243

accent

#8049DF

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05090C

muted

#7A7B7D

Preview Lab

Preview with #1C4963

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

Preview Lab → · Contrast checker → · Palette generator →