#1E366B#1E366B

#1E366B is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.5% C 0.097 H 263.8°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#1E366B
RGB	rgb(30, 54, 107)
HSL	hsl(221, 56%, 27%)
HSV	hsv(221, 72%, 42%)
CMYK	cmyk(72%, 49.5%, 0%, 58%)
CIE-LAB	lab(23.59, 10.34, -33.73)
CIE-LCH	lch(23.59, 35.27, 287.04°)
OKLab	oklab(34.48% -0.0106 -0.0966)
OKLCH	oklch(34.48% 0.097 263.8)
XYZ	xyz(4.5075, 3.9754, 14.4369)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E366B #6B531E

analogous

#1E5D6B #1E366B #2D1E6B

triadic

#1E366B #6B1E36 #366B1E

tetradic

#1E366B #6B1E5D #6B531E #1E6B2D

square

#1E366B #6B1E5D #6B531E #1E6B2D

split-complementary

#1E366B #6B2D1E #5D6B1E

monochromatic

#070C18 #111E3B #1E366B #2B4E9B #3B67C8

Accessibility & contrast

On white

11.70

#1E366B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1E366B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E366B

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E366B	#FFFFFF	#000000	##FFFFFF
##1E366B	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3C6D

Deuteranopia (green-blind)

#0A356A

Tritanopia (blue-blind)

#00424B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1e366b;
/* rgb */ color: rgb(30, 54, 107);
/* oklch */ color: oklch(34.5% 0.097 263.8);

Tailwind

colors: {
  custom: {
    50: '#646c96',
    500: '#1e366b',
    950: '#000000',
  },
}

SCSS

$custom: #1e366b;
$custom-light: #646c96;
$custom-dark: #000000;

JSON

{
  "hex": "#1e366b",
  "rgb": {
    "r": 30,
    "g": 54,
    "b": 107
  },
  "hsl": {
    "h": 221.299,
    "s": 56.204,
    "l": 26.863
  },
  "oklch": {
    "l": 0.34482,
    "c": 0.09717,
    "h": 263.8
  },
  "luminance": 0.03976
}

Semantic roles & 50–950 ramp

primary

#1E366B

secondary

#9F8345

accent

#B048DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #1E366B

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

Preview Lab → · Contrast checker → · Palette generator →