#1E558A#1E558A

#1E558A is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.1% C 0.104 H 250.8°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#1E558A
RGB	rgb(30, 85, 138)
HSL	hsl(209, 64%, 33%)
HSV	hsv(209, 78%, 54%)
CMYK	cmyk(78.3%, 38.4%, 0%, 45.9%)
CIE-LAB	lab(35.22, 1.69, -34.59)
CIE-LCH	lch(35.22, 34.63, 272.79°)
OKLab	oklab(44.13% -0.0343 -0.0986)
OKLCH	oklch(44.13% 0.104 250.8)
XYZ	xyz(8.3696, 8.6070, 25.2600)
Luminance	0.0861 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E558A #8A531E

analogous

#1E8A89 #1E558A #1E1F8A

triadic

#1E558A #8A1E55 #558A1E

tetradic

#1E558A #891E8A #8A531E #1F8A1E

square

#1E558A #891E8A #8A531E #1F8A1E

split-complementary

#1E558A #8A1E1F #8A891E

monochromatic

#081725 #133658 #1E558A #2974BC #4B93D8

Accessibility & contrast

On white

7.72

#1E558A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#1E558A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E558A

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E558A	#FFFFFF	#000000	##FFFFFF
##1E558A	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C588C

Deuteranopia (green-blind)

#2C4E89

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e558a;
/* rgb */ color: rgb(30, 85, 138);
/* oklch */ color: oklch(44.1% 0.104 250.8);

Tailwind

colors: {
  custom: {
    50: '#6a84ac',
    500: '#1e558a',
    950: '#000000',
  },
}

SCSS

$custom: #1e558a;
$custom-light: #6a84ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1e558a",
  "rgb": {
    "r": 30,
    "g": 85,
    "b": 138
  },
  "hsl": {
    "h": 209.444,
    "s": 64.286,
    "l": 32.941
  },
  "oklch": {
    "l": 0.44133,
    "c": 0.10437,
    "h": 250.8
  },
  "luminance": 0.08608
}

Semantic roles & 50–950 ramp

primary

#1E558A

secondary

#BA814A

accent

#9241E7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1E558A

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

Preview Lab → · Contrast checker → · Palette generator →