#1E3CA7#1E3CA7

#1E3CA7 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.175 H 266.2°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#1E3CA7
RGB	rgb(30, 60, 167)
HSL	hsl(227, 70%, 39%)
HSV	hsv(227, 82%, 65%)
CMYK	cmyk(82%, 64.1%, 0%, 34.5%)
CIE-LAB	lab(30.15, 30.02, -60.36)
CIE-LCH	lch(30.15, 67.41, 296.44°)
OKLab	oklab(40.94% -0.0115 -0.1747)
OKLCH	oklch(40.94% 0.175 266.2)
XYZ	xyz(9.1239, 6.2967, 37.2862)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3CA7 #A7891E

analogous

#1E80A7 #1E3CA7 #441EA7

triadic

#1E3CA7 #A71E3C #3CA71E

tetradic

#1E3CA7 #A71E80 #A7891E #1EA744

square

#1E3CA7 #A71E80 #A7891E #1EA744

split-complementary

#1E3CA7 #A7441E #80A71E

monochromatic

#0B173F #152973 #1E3CA7 #2A50D9 #5D7AE2

Accessibility & contrast

On white

9.29

#1E3CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#1E3CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3CA7

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3CA7	#FFFFFF	#000000	##FFFFFF
##1E3CA7	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAA

Deuteranopia (green-blind)

#0041A5

Tritanopia (blue-blind)

#00586C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1e3ca7;
/* rgb */ color: rgb(30, 60, 167);
/* oklch */ color: oklch(40.9% 0.175 266.2);

Tailwind

colors: {
  custom: {
    50: '#7371c2',
    500: '#1e3ca7',
    950: '#000000',
  },
}

SCSS

$custom: #1e3ca7;
$custom-light: #7371c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3ca7",
  "rgb": {
    "r": 30,
    "g": 60,
    "b": 167
  },
  "hsl": {
    "h": 226.861,
    "s": 69.543,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40936,
    "c": 0.1751,
    "h": 266.2
  },
  "luminance": 0.06298
}

Semantic roles & 50–950 ramp

primary

#1E3CA7

secondary

#C6AF5B

accent

#C63BEC

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #1E3CA7

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

Preview Lab → · Contrast checker → · Palette generator →