#1E3874#1E3874

#1E3874 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.6% C 0.108 H 264.1°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#1E3874
RGB	rgb(30, 56, 116)
HSL	hsl(222, 59%, 29%)
HSV	hsv(222, 74%, 45%)
CMYK	cmyk(74.1%, 51.7%, 0%, 54.5%)
CIE-LAB	lab(24.84, 12.55, -37.47)
CIE-LCH	lch(24.84, 39.52, 288.52°)
OKLab	oklab(35.64% -0.0112 -0.1076)
OKLCH	oklch(35.64% 0.108 264.1)
XYZ	xyz(5.1009, 4.3648, 17.0933)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3874 #745A1E

analogous

#1E6374 #1E3874 #2F1E74

triadic

#1E3874 #741E38 #38741E

tetradic

#1E3874 #741E63 #745A1E #1E742F

square

#1E3874 #741E63 #745A1E #1E742F

split-complementary

#1E3874 #742F1E #63741E

monochromatic

#060C18 #112143 #1E3874 #2B4FA5 #3F6ACD

Accessibility & contrast

On white

11.21

#1E3874 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1E3874 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3874

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3874	#FFFFFF	#000000	##FFFFFF
##1E3874	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163F76

Deuteranopia (green-blind)

#003773

Tritanopia (blue-blind)

#004650

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e3874;
/* rgb */ color: rgb(30, 56, 116);
/* oklch */ color: oklch(35.6% 0.108 264.1);

Tailwind

colors: {
  custom: {
    50: '#666e9c',
    500: '#1e3874',
    950: '#000000',
  },
}

SCSS

$custom: #1e3874;
$custom-light: #666e9c;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3874",
  "rgb": {
    "r": 30,
    "g": 56,
    "b": 116
  },
  "hsl": {
    "h": 221.86,
    "s": 58.904,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35645,
    "c": 0.10816,
    "h": 264.1
  },
  "luminance": 0.04365
}

Semantic roles & 50–950 ramp

primary

#1E3874

secondary

#A88A46

accent

#B346E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #1E3874

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

Preview Lab → · Contrast checker → · Palette generator →