#1E3595#1E3595

#1E3595 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.9% C 0.159 H 267.4°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#1E3595
RGB	rgb(30, 53, 149)
HSL	hsl(228, 66%, 35%)
HSV	hsv(228, 80%, 58%)
CMYK	cmyk(79.9%, 64.4%, 0%, 41.6%)
CIE-LAB	lab(26.71, 27.77, -55.06)
CIE-LCH	lch(26.71, 61.67, 296.77°)
OKLab	oklab(37.9% -0.0072 -0.1593)
OKLCH	oklch(37.9% 0.159 267.4)
XYZ	xyz(7.2314, 4.9913, 29.0102)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3595 #957E1E

analogous

#1E7195 #1E3595 #421E95

triadic

#1E3595 #951E35 #35951E

tetradic

#1E3595 #951E71 #957E1E #1E9542

square

#1E3595 #951E71 #957E1E #1E9542

split-complementary

#1E3595 #95421E #71951E

monochromatic

#09112F #142362 #1E3595 #2847C8 #516CDC

Accessibility & contrast

On white

10.51

#1E3595 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#1E3595 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3595

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3595	#FFFFFF	#000000	##FFFFFF
##1E3595	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004598

Deuteranopia (green-blind)

#003A93

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1e3595;
/* rgb */ color: rgb(30, 53, 149);
/* oklch */ color: oklch(37.9% 0.159 267.4);

Tailwind

colors: {
  custom: {
    50: '#6f6cb5',
    500: '#1e3595',
    950: '#000000',
  },
}

SCSS

$custom: #1e3595;
$custom-light: #6f6cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3595",
  "rgb": {
    "r": 30,
    "g": 53,
    "b": 149
  },
  "hsl": {
    "h": 228.403,
    "s": 66.48,
    "l": 35.098
  },
  "oklch": {
    "l": 0.37895,
    "c": 0.15944,
    "h": 267.4
  },
  "luminance": 0.04992
}

Semantic roles & 50–950 ramp

primary

#1E3595

secondary

#BFAA50

accent

#C83EE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1E3595

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

Preview Lab → · Contrast checker → · Palette generator →