#1E3879#1E3879

#1E3879 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.0% C 0.116 H 264.8°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#1E3879
RGB	rgb(30, 56, 121)
HSL	hsl(223, 60%, 30%)
HSV	hsv(223, 75%, 47%)
CMYK	cmyk(75.2%, 53.7%, 0%, 52.5%)
CIE-LAB	lab(25.21, 14.57, -40.05)
CIE-LCH	lch(25.21, 42.62, 290.00°)
OKLab	oklab(36.04% -0.0105 -0.1152)
OKLCH	oklch(36.04% 0.116 264.8)
XYZ	xyz(5.3996, 4.4843, 18.6664)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3879 #795F1E

analogous

#1E6679 #1E3879 #321E79

triadic

#1E3879 #791E38 #38791E

tetradic

#1E3879 #791E66 #795F1E #1E7932

square

#1E3879 #791E66 #795F1E #1E7932

split-complementary

#1E3879 #79321E #66791E

monochromatic

#060B19 #122148 #1E3879 #2A4FAA #416AD0

Accessibility & contrast

On white

11.07

#1E3879 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#1E3879 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3879

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3879	#FFFFFF	#000000	##FFFFFF
##1E3879	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E407B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1e3879;
/* rgb */ color: rgb(30, 56, 121);
/* oklch */ color: oklch(36.0% 0.116 264.8);

Tailwind

colors: {
  custom: {
    50: '#676ea0',
    500: '#1e3879',
    950: '#000000',
  },
}

SCSS

$custom: #1e3879;
$custom-light: #676ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3879",
  "rgb": {
    "r": 30,
    "g": 56,
    "b": 121
  },
  "hsl": {
    "h": 222.857,
    "s": 60.265,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36044,
    "c": 0.11564,
    "h": 264.8
  },
  "luminance": 0.04485
}

Semantic roles & 50–950 ramp

primary

#1E3879

secondary

#AD8F46

accent

#B644E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #1E3879

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

Preview Lab → · Contrast checker → · Palette generator →