#1C4E6E#1C4E6E

#1C4E6E is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.6% C 0.075 H 240.5°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E6E
RGB	rgb(28, 78, 110)
HSL	hsl(203, 59%, 27%)
HSV	hsv(203, 75%, 43%)
CMYK	cmyk(74.5%, 29.1%, 0%, 56.9%)
CIE-LAB	lab(31.40, -5.02, -23.27)
CIE-LCH	lch(31.40, 23.80, 257.82°)
OKLab	oklab(40.61% -0.0371 -0.0657)
OKLCH	oklch(40.61% 0.075 240.5)
XYZ	xyz(6.0167, 6.8208, 15.7483)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E6E #6E3C1C

analogous

#1C6E65 #1C4E6E #1C256E

triadic

#1C4E6E #6E1C4E #4E6E1C

tetradic

#1C4E6E #651C6E #6E3C1C #256E1C

square

#1C4E6E #651C6E #6E3C1C #256E1C

split-complementary

#1C4E6E #6E1C25 #6E651C

monochromatic

#061118 #102B3D #1C4E6E #28719F #3892CC

Accessibility & contrast

On white

8.88

#1C4E6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1C4E6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E6E

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E6E	#FFFFFF	#000000	##FFFFFF
##1C4E6E	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4E6F

Deuteranopia (green-blind)

#34466D

Tritanopia (blue-blind)

#005659

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1c4e6e;
/* rgb */ color: rgb(28, 78, 110);
/* oklch */ color: oklch(40.6% 0.075 240.5);

Tailwind

colors: {
  custom: {
    50: '#647f97',
    500: '#1c4e6e',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e6e;
$custom-light: #647f97;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e6e",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 110
  },
  "hsl": {
    "h": 203.415,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.4061,
    "c": 0.07544,
    "h": 240.5
  },
  "luminance": 0.06821
}

Semantic roles & 50–950 ramp

primary

#1C4E6E

secondary

#A36843

accent

#8345E3

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1C4E6E

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

Preview Lab → · Contrast checker → · Palette generator →