#1C4E79#1C4E79

#1C4E79 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.3% C 0.090 H 248.0°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E79
RGB	rgb(28, 78, 121)
HSL	hsl(208, 62%, 29%)
HSV	hsv(208, 77%, 47%)
CMYK	cmyk(76.9%, 35.5%, 0%, 52.5%)
CIE-LAB	lab(31.98, -0.74, -29.24)
CIE-LCH	lch(31.98, 29.25, 268.55°)
OKLab	oklab(41.26% -0.0335 -0.083)
OKLCH	oklch(41.26% 0.09 248)
XYZ	xyz(6.6532, 7.0754, 19.1005)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E79 #79471C

analogous

#1C7976 #1C4E79 #1C2079

triadic

#1C4E79 #791C4E #4E791C

tetradic

#1C4E79 #761C79 #79471C #20791C

square

#1C4E79 #761C79 #79471C #20791C

split-complementary

#1C4E79 #791C20 #79761C

monochromatic

#061019 #102E47 #1C4E79 #286EAB #3D8DD2

Accessibility & contrast

On white

8.69

#1C4E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#1C4E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E79

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E79	#FFFFFF	#000000	##FFFFFF
##1C4E79	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A507B

Deuteranopia (green-blind)

#2D4778

Tritanopia (blue-blind)

#00585E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1c4e79;
/* rgb */ color: rgb(28, 78, 121);
/* oklch */ color: oklch(41.3% 0.090 248.0);

Tailwind

colors: {
  custom: {
    50: '#667fa0',
    500: '#1c4e79',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e79;
$custom-light: #667fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e79",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 121
  },
  "hsl": {
    "h": 207.742,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.4126,
    "c": 0.08955,
    "h": 248
  },
  "luminance": 0.07076
}

Semantic roles & 50–950 ramp

primary

#1C4E79

secondary

#AD7444

accent

#8E42E5

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1C4E79

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

Preview Lab → · Contrast checker → · Palette generator →