#1E4B73#1E4B73

#1E4B73 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 40.2% C 0.084 H 248.3°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#1E4B73
RGB	rgb(30, 75, 115)
HSL	hsl(208, 59%, 28%)
HSV	hsv(208, 74%, 45%)
CMYK	cmyk(73.9%, 34.8%, 0%, 54.9%)
CIE-LAB	lab(30.75, -0.83, -27.42)
CIE-LCH	lch(30.75, 27.43, 268.27°)
OKLab	oklab(40.21% -0.0309 -0.0778)
OKLCH	oklch(40.21% 0.084 248.3)
XYZ	xyz(6.1448, 6.5453, 17.1559)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4B73 #73461E

analogous

#1E7370 #1E4B73 #1E2073

triadic

#1E4B73 #731E4B #4B731E

tetradic

#1E4B73 #701E73 #73461E #20731E

square

#1E4B73 #701E73 #73461E #20731E

split-complementary

#1E4B73 #731E20 #73701E

monochromatic

#061018 #112B42 #1E4B73 #2B6BA4 #3F8ACD

Accessibility & contrast

On white

9.09

#1E4B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1E4B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4B73

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4B73	#FFFFFF	#000000	##FFFFFF
##1E4B73	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394D75

Deuteranopia (green-blind)

#2D4572

Tritanopia (blue-blind)

#005559

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1e4b73;
/* rgb */ color: rgb(30, 75, 115);
/* oklch */ color: oklch(40.2% 0.084 248.3);

Tailwind

colors: {
  custom: {
    50: '#657d9b',
    500: '#1e4b73',
    950: '#000000',
  },
}

SCSS

$custom: #1e4b73;
$custom-light: #657d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4b73",
  "rgb": {
    "r": 30,
    "g": 75,
    "b": 115
  },
  "hsl": {
    "h": 208.235,
    "s": 58.621,
    "l": 28.431
  },
  "oklch": {
    "l": 0.40205,
    "c": 0.08367,
    "h": 248.3
  },
  "luminance": 0.06546
}

Semantic roles & 50–950 ramp

primary

#1E4B73

secondary

#A77446

accent

#8F46E2

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1E4B73

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

Preview Lab → · Contrast checker → · Palette generator →