#1E3CA8#1E3CA8

#1E3CA8 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.176 H 266.2°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#1E3CA8
RGB	rgb(30, 60, 168)
HSL	hsl(227, 70%, 39%)
HSV	hsv(227, 82%, 66%)
CMYK	cmyk(82.1%, 64.3%, 0%, 34.1%)
CIE-LAB	lab(30.24, 30.40, -60.81)
CIE-LCH	lch(30.24, 67.99, 296.56°)
OKLab	oklab(41.03% -0.0115 -0.1761)
OKLCH	oklch(41.03% 0.176 266.2)
XYZ	xyz(9.2167, 6.3338, 37.7750)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3CA8 #A88A1E

analogous

#1E81A8 #1E3CA8 #451EA8

triadic

#1E3CA8 #A81E3C #3CA81E

tetradic

#1E3CA8 #A81E81 #A88A1E #1EA845

square

#1E3CA8 #A81E81 #A88A1E #1EA845

split-complementary

#1E3CA8 #A8451E #81A81E

monochromatic

#0B1740 #152974 #1E3CA8 #2A50D9 #5E7BE2

Accessibility & contrast

On white

9.26

#1E3CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#1E3CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3CA8

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3CA8	#FFFFFF	#000000	##FFFFFF
##1E3CA8	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAB

Deuteranopia (green-blind)

#0041A6

Tritanopia (blue-blind)

#00596C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1e3ca8;
/* rgb */ color: rgb(30, 60, 168);
/* oklch */ color: oklch(41.0% 0.176 266.2);

Tailwind

colors: {
  custom: {
    50: '#7371c3',
    500: '#1e3ca8',
    950: '#000000',
  },
}

SCSS

$custom: #1e3ca8;
$custom-light: #7371c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3ca8",
  "rgb": {
    "r": 30,
    "g": 60,
    "b": 168
  },
  "hsl": {
    "h": 226.957,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.41031,
    "c": 0.17643,
    "h": 266.2
  },
  "luminance": 0.06335
}

Semantic roles & 50–950 ramp

primary

#1E3CA8

secondary

#C7AF5B

accent

#C63BED

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #1E3CA8

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

Preview Lab → · Contrast checker → · Palette generator →