#1E376D#1E376D

#1E376D is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.9% C 0.099 H 263.5°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#1E376D
RGB	rgb(30, 55, 109)
HSL	hsl(221, 57%, 27%)
HSV	hsv(221, 72%, 43%)
CMYK	cmyk(72.5%, 49.5%, 0%, 57.3%)
CIE-LAB	lab(24.04, 10.43, -34.29)
CIE-LCH	lch(24.04, 35.84, 286.92°)
OKLab	oklab(34.87% -0.0113 -0.0982)
OKLCH	oklch(34.87% 0.099 263.5)
XYZ	xyz(4.6610, 4.1121, 15.0131)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E376D #6D541E

analogous

#1E5F6D #1E376D #2D1E6D

triadic

#1E376D #6D1E37 #376D1E

tetradic

#1E376D #6D1E5F #6D541E #1E6D2D

square

#1E376D #6D1E5F #6D541E #1E6D2D

split-complementary

#1E376D #6D2D1E #5F6D1E

monochromatic

#070C18 #111F3D #1E376D #2B4F9D #3C69C9

Accessibility & contrast

On white

11.52

#1E376D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1E376D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E376D

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E376D	#FFFFFF	#000000	##FFFFFF
##1E376D	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3D6F

Deuteranopia (green-blind)

#09366C

Tritanopia (blue-blind)

#00444C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1e376d;
/* rgb */ color: rgb(30, 55, 109);
/* oklch */ color: oklch(34.9% 0.099 263.5);

Tailwind

colors: {
  custom: {
    50: '#646d97',
    500: '#1e376d',
    950: '#000000',
  },
}

SCSS

$custom: #1e376d;
$custom-light: #646d97;
$custom-dark: #000000;

JSON

{
  "hex": "#1e376d",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 109
  },
  "hsl": {
    "h": 221.013,
    "s": 56.835,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3487,
    "c": 0.09888,
    "h": 263.5
  },
  "luminance": 0.04113
}

Semantic roles & 50–950 ramp

primary

#1E376D

secondary

#A18445

accent

#B048E0

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1E376D

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

Preview Lab → · Contrast checker → · Palette generator →