#1E1F87#1E1F87

#1E1F87 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.7% C 0.166 H 272.0°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#1E1F87
RGB	rgb(30, 31, 135)
HSL	hsl(239, 64%, 32%)
HSV	hsv(239, 78%, 53%)
CMYK	cmyk(77.8%, 77%, 0%, 47.1%)
CIE-LAB	lab(20.06, 36.74, -57.30)
CIE-LCH	lch(20.06, 68.07, 302.67°)
OKLab	oklab(32.65% 0.0059 -0.1659)
OKLCH	oklch(32.65% 0.166 272)
XYZ	xyz(5.3971, 3.0047, 23.2125)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1F87 #87861E

analogous

#1E5387 #1E1F87 #521E87

triadic

#1E1F87 #871E1F #1F871E

tetradic

#1E1F87 #871E53 #87861E #1E8752

square

#1E1F87 #871E53 #87861E #1E8752

split-complementary

#1E1F87 #87521E #53871E

monochromatic

#080823 #131455 #1E1F87 #292AB9 #494AD7

Accessibility & contrast

On white

13.12

#1E1F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#1E1F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1F87

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1F87	#FFFFFF	#000000	##FFFFFF
##1E1F87	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368A

Deuteranopia (green-blind)

#002B85

Tritanopia (blue-blind)

#003E51

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1e1f87;
/* rgb */ color: rgb(30, 31, 135);
/* oklch */ color: oklch(32.7% 0.166 272.0);

Tailwind

colors: {
  custom: {
    50: '#6d5cab',
    500: '#1e1f87',
    950: '#000000',
  },
}

SCSS

$custom: #1e1f87;
$custom-light: #6d5cab;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1f87",
  "rgb": {
    "r": 30,
    "g": 31,
    "b": 135
  },
  "hsl": {
    "h": 239.429,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32652,
    "c": 0.16596,
    "h": 272
  },
  "luminance": 0.03005
}

Semantic roles & 50–950 ramp

primary

#1E1F87

secondary

#B9B848

accent

#E541E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1E1F87

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

Preview Lab → · Contrast checker → · Palette generator →