#1E187F#1E187F

#1E187F is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.7% C 0.163 H 273.7°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#1E187F
RGB	rgb(30, 24, 127)
HSL	hsl(243, 68%, 30%)
HSV	hsv(243, 81%, 50%)
CMYK	cmyk(76.4%, 81.1%, 0%, 50.2%)
CIE-LAB	lab(17.74, 37.97, -56.08)
CIE-LCH	lch(17.74, 67.73, 304.10°)
OKLab	oklab(30.75% 0.0106 -0.1622)
OKLCH	oklch(30.75% 0.163 273.7)
XYZ	xyz(4.6915, 2.4611, 20.3023)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E187F #797F18

analogous

#18467F #1E187F #52187F

triadic

#1E187F #7F1E18 #187F1E

tetradic

#1E187F #7F1846 #797F18 #187F52

square

#1E187F #7F1846 #797F18 #187F52

split-complementary

#1E187F #7F5218 #467F18

monochromatic

#06051A #120E4C #1E187F #2A22B2 #4138D9

Accessibility & contrast

On white

14.07

#1E187F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1E187F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E187F

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E187F	#FFFFFF	#000000	##FFFFFF
##1E187F	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003082

Deuteranopia (green-blind)

#00277D

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1e187f;
/* rgb */ color: rgb(30, 24, 127);
/* oklch */ color: oklch(30.7% 0.163 273.7);

Tailwind

colors: {
  custom: {
    50: '#6c57a5',
    500: '#1e187f',
    950: '#000000',
  },
}

SCSS

$custom: #1e187f;
$custom-light: #6c57a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1e187f",
  "rgb": {
    "r": 30,
    "g": 24,
    "b": 127
  },
  "hsl": {
    "h": 243.495,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.30745,
    "c": 0.1626,
    "h": 273.7
  },
  "luminance": 0.02462
}

Semantic roles & 50–950 ramp

primary

#1E187F

secondary

#ADB33F

accent

#EB3DE1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1E187F

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

Preview Lab → · Contrast checker → · Palette generator →