#1E376F#1E376F

#1E376F is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.102 H 263.8°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#1E376F
RGB	rgb(30, 55, 111)
HSL	hsl(221, 57%, 28%)
HSV	hsv(221, 73%, 44%)
CMYK	cmyk(73%, 50.5%, 0%, 56.5%)
CIE-LAB	lab(24.18, 11.24, -35.35)
CIE-LCH	lch(24.18, 37.09, 287.64°)
OKLab	oklab(35.02% -0.0109 -0.1013)
OKLCH	oklch(35.02% 0.102 263.8)
XYZ	xyz(4.7698, 4.1556, 15.5866)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E376F #6F561E

analogous

#1E606F #1E376F #2D1E6F

triadic

#1E376F #6F1E37 #376F1E

tetradic

#1E376F #6F1E60 #6F561E #1E6F2D

square

#1E376F #6F1E60 #6F561E #1E6F2D

split-complementary

#1E376F #6F2D1E #606F1E

monochromatic

#070C18 #111F3F #1E376F #2B4F9F #3D69CB

Accessibility & contrast

On white

11.47

#1E376F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1E376F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E376F

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E376F	#FFFFFF	#000000	##FFFFFF
##1E376F	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193D71

Deuteranopia (green-blind)

#05366E

Tritanopia (blue-blind)

#00444D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1e376f;
/* rgb */ color: rgb(30, 55, 111);
/* oklch */ color: oklch(35.0% 0.102 263.8);

Tailwind

colors: {
  custom: {
    50: '#656d99',
    500: '#1e376f',
    950: '#000000',
  },
}

SCSS

$custom: #1e376f;
$custom-light: #656d99;
$custom-dark: #000000;

JSON

{
  "hex": "#1e376f",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 111
  },
  "hsl": {
    "h": 221.481,
    "s": 57.447,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35023,
    "c": 0.10194,
    "h": 263.8
  },
  "luminance": 0.04156
}

Semantic roles & 50–950 ramp

primary

#1E376F

secondary

#A38646

accent

#B147E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #1E376F

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

Preview Lab → · Contrast checker → · Palette generator →