#1E4A73#1E4A73

#1E4A73 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.0% C 0.085 H 249.4°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#1E4A73
RGB	rgb(30, 74, 115)
HSL	hsl(209, 59%, 28%)
HSV	hsv(209, 74%, 45%)
CMYK	cmyk(73.9%, 35.7%, 0%, 54.9%)
CIE-LAB	lab(30.43, -0.17, -27.93)
CIE-LCH	lch(30.43, 27.93, 269.65°)
OKLab	oklab(39.95% -0.0298 -0.0793)
OKLCH	oklch(39.95% 0.085 249.4)
XYZ	xyz(6.0775, 6.4107, 17.1334)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4A73 #73471E

analogous

#1E7371 #1E4A73 #1E1F73

triadic

#1E4A73 #731E4A #4A731E

tetradic

#1E4A73 #711E73 #73471E #1F731E

square

#1E4A73 #711E73 #73471E #1F731E

split-complementary

#1E4A73 #731E1F #73711E

monochromatic

#061018 #112B42 #1E4A73 #2B69A4 #3F88CD

Accessibility & contrast

On white

9.20

#1E4A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1E4A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4A73

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4A73	#FFFFFF	#000000	##FFFFFF
##1E4A73	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384C75

Deuteranopia (green-blind)

#2B4472

Tritanopia (blue-blind)

#005459

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1e4a73;
/* rgb */ color: rgb(30, 74, 115);
/* oklch */ color: oklch(40.0% 0.085 249.4);

Tailwind

colors: {
  custom: {
    50: '#657c9b',
    500: '#1e4a73',
    950: '#000000',
  },
}

SCSS

$custom: #1e4a73;
$custom-light: #657c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4a73",
  "rgb": {
    "r": 30,
    "g": 74,
    "b": 115
  },
  "hsl": {
    "h": 208.941,
    "s": 58.621,
    "l": 28.431
  },
  "oklch": {
    "l": 0.39951,
    "c": 0.08468,
    "h": 249.4
  },
  "luminance": 0.06411
}

Semantic roles & 50–950 ramp

primary

#1E4A73

secondary

#A77546

accent

#9146E2

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1E4A73

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

Preview Lab → · Contrast checker → · Palette generator →