#1E479B#1E479B

#1E479B is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.1% C 0.145 H 262.4°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#1E479B
RGB	rgb(30, 71, 155)
HSL	hsl(220, 68%, 36%)
HSV	hsv(220, 81%, 61%)
CMYK	cmyk(80.6%, 54.2%, 0%, 39.2%)
CIE-LAB	lab(32.14, 17.85, -49.87)
CIE-LCH	lch(32.14, 52.97, 289.70°)
OKLab	oklab(42.12% -0.0191 -0.1438)
OKLCH	oklch(42.12% 0.145 262.4)
XYZ	xyz(8.7029, 7.1480, 31.9250)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E479B #9B721E

analogous

#1E869B #1E479B #341E9B

triadic

#1E479B #9B1E47 #479B1E

tetradic

#1E479B #9B1E86 #9B721E #1E9B34

square

#1E479B #9B1E86 #9B721E #1E9B34

split-complementary

#1E479B #9B341E #869B1E

monochromatic

#0A1834 #143068 #1E479B #285ECE #5582DE

Accessibility & contrast

On white

8.64

#1E479B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1E479B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E479B

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E479B	#FFFFFF	#000000	##FFFFFF
##1E479B	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04529E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#005C6A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1e479b;
/* rgb */ color: rgb(30, 71, 155);
/* oklch */ color: oklch(42.1% 0.145 262.4);

Tailwind

colors: {
  custom: {
    50: '#6f79b9',
    500: '#1e479b',
    950: '#000000',
  },
}

SCSS

$custom: #1e479b;
$custom-light: #6f79b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1e479b",
  "rgb": {
    "r": 30,
    "g": 71,
    "b": 155
  },
  "hsl": {
    "h": 220.32,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.4212,
    "c": 0.14502,
    "h": 262.4
  },
  "luminance": 0.07149
}

Semantic roles & 50–950 ramp

primary

#1E479B

secondary

#C29D53

accent

#B23DEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #1E479B

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

Preview Lab → · Contrast checker → · Palette generator →