#1E3978#1E3978

#1E3978 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.113 H 264.1°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#1E3978
RGB	rgb(30, 57, 120)
HSL	hsl(222, 60%, 29%)
HSV	hsv(222, 75%, 47%)
CMYK	cmyk(75%, 52.5%, 0%, 52.9%)
CIE-LAB	lab(25.44, 13.46, -39.05)
CIE-LCH	lch(25.44, 41.31, 289.02°)
OKLab	oklab(36.19% -0.0116 -0.1122)
OKLCH	oklch(36.19% 0.113 264.1)
XYZ	xyz(5.3875, 4.5578, 18.3615)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3978 #785D1E

analogous

#1E6678 #1E3978 #301E78

triadic

#1E3978 #781E39 #39781E

tetradic

#1E3978 #781E66 #785D1E #1E7830

square

#1E3978 #781E66 #785D1E #1E7830

split-complementary

#1E3978 #78301E #66781E

monochromatic

#060C18 #122247 #1E3978 #2A50A9 #416CCF

Accessibility & contrast

On white

10.99

#1E3978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#1E3978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3978

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3978	#FFFFFF	#000000	##FFFFFF
##1E3978	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13417A

Deuteranopia (green-blind)

#003877

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1e3978;
/* rgb */ color: rgb(30, 57, 120);
/* oklch */ color: oklch(36.2% 0.113 264.1);

Tailwind

colors: {
  custom: {
    50: '#676e9f',
    500: '#1e3978',
    950: '#000000',
  },
}

SCSS

$custom: #1e3978;
$custom-light: #676e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3978",
  "rgb": {
    "r": 30,
    "g": 57,
    "b": 120
  },
  "hsl": {
    "h": 222,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.36191,
    "c": 0.11282,
    "h": 264.1
  },
  "luminance": 0.04558
}

Semantic roles & 50–950 ramp

primary

#1E3978

secondary

#AC8D46

accent

#B445E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #1E3978

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

Preview Lab → · Contrast checker → · Palette generator →