#1C4875#1C4875

#1C4875 is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.5% C 0.090 H 251.6°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#1C4875
RGB	rgb(28, 72, 117)
HSL	hsl(210, 61%, 28%)
HSV	hsv(210, 76%, 46%)
CMYK	cmyk(76.1%, 38.5%, 0%, 54.1%)
CIE-LAB	lab(29.83, 1.63, -30.14)
CIE-LCH	lch(29.83, 30.19, 273.09°)
OKLab	oklab(39.5% -0.0285 -0.0858)
OKLCH	oklch(39.5% 0.09 251.6)
XYZ	xyz(6.0059, 6.1653, 17.6997)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4875 #75491C

analogous

#1C7475 #1C4875 #1C1C75

triadic

#1C4875 #751C48 #48751C

tetradic

#1C4875 #751C74 #75491C #1C751C

square

#1C4875 #751C74 #75491C #1C751C

split-complementary

#1C4875 #751C1C #74751C

monochromatic

#060F19 #102A44 #1C4875 #2866A6 #3B85D0

Accessibility & contrast

On white

9.40

#1C4875 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1C4875 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4875

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4875	#FFFFFF	#000000	##FFFFFF
##1C4875	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334B77

Deuteranopia (green-blind)

#264274

Tritanopia (blue-blind)

#005359

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1c4875;
/* rgb */ color: rgb(28, 72, 117);
/* oklch */ color: oklch(39.5% 0.090 251.6);

Tailwind

colors: {
  custom: {
    50: '#657a9d',
    500: '#1c4875',
    950: '#000000',
  },
}

SCSS

$custom: #1c4875;
$custom-light: #657a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4875",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 117
  },
  "hsl": {
    "h": 210.337,
    "s": 61.379,
    "l": 28.431
  },
  "oklch": {
    "l": 0.39498,
    "c": 0.0904,
    "h": 251.6
  },
  "luminance": 0.06166
}

Semantic roles & 50–950 ramp

primary

#1C4875

secondary

#A97744

accent

#9543E4

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1C4875

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

Preview Lab → · Contrast checker → · Palette generator →