#1E187C#1E187C

#1E187C is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.159 H 274.1°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#1E187C
RGB	rgb(30, 24, 124)
HSL	hsl(244, 68%, 29%)
HSV	hsv(244, 81%, 49%)
CMYK	cmyk(75.8%, 80.6%, 0%, 51.4%)
CIE-LAB	lab(17.39, 36.96, -54.76)
CIE-LCH	lch(17.39, 66.07, 304.02°)
OKLab	oklab(30.39% 0.0113 -0.1584)
OKLCH	oklch(30.39% 0.159 274.1)
XYZ	xyz(4.4989, 2.3841, 19.2879)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E187C #767C18

analogous

#18447C #1E187C #50187C

triadic

#1E187C #7C1E18 #187C1E

tetradic

#1E187C #7C1844 #767C18 #187C50

square

#1E187C #7C1844 #767C18 #187C50

split-complementary

#1E187C #7C5018 #447C18

monochromatic

#06051A #120E49 #1E187C #2A22AF #4036D8

Accessibility & contrast

On white

14.22

#1E187C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1E187C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E187C

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E187C	#FFFFFF	#000000	##FFFFFF
##1E187C	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7F

Deuteranopia (green-blind)

#00267A

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1e187c;
/* rgb */ color: rgb(30, 24, 124);
/* oklch */ color: oklch(30.4% 0.159 274.1);

Tailwind

colors: {
  custom: {
    50: '#6b57a3',
    500: '#1e187c',
    950: '#000000',
  },
}

SCSS

$custom: #1e187c;
$custom-light: #6b57a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e187c",
  "rgb": {
    "r": 30,
    "g": 24,
    "b": 124
  },
  "hsl": {
    "h": 243.6,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30391,
    "c": 0.15881,
    "h": 274.1
  },
  "luminance": 0.02385
}

Semantic roles & 50–950 ramp

primary

#1E187C

secondary

#AAB13F

accent

#EA3DE0

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1E187C

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

Preview Lab → · Contrast checker → · Palette generator →