#1E1B8B#1E1B8B

#1E1B8B is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.6% C 0.175 H 272.2°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#1E1B8B
RGB	rgb(30, 27, 139)
HSL	hsl(242, 67%, 33%)
HSV	hsv(242, 81%, 55%)
CMYK	cmyk(78.4%, 80.6%, 0%, 45.5%)
CIE-LAB	lab(19.73, 40.37, -60.35)
CIE-LCH	lch(19.73, 72.61, 303.78°)
OKLab	oklab(32.56% 0.0066 -0.1747)
OKLCH	oklch(32.56% 0.175 272.2)
XYZ	xyz(5.5860, 2.9234, 24.6910)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1B8B #888B1B

analogous

#1B508B #1E1B8B #561B8B

triadic

#1E1B8B #8B1E1B #1B8B1E

tetradic

#1E1B8B #8B1B50 #888B1B #1B8B56

square

#1E1B8B #8B1B50 #888B1B #1B8B56

split-complementary

#1E1B8B #8B561B #508B1B

monochromatic

#080725 #131158 #1E1B8B #2925BE #4945DB

Accessibility & contrast

On white

13.25

#1E1B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1E1B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1B8B

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1B8B	#FFFFFF	#000000	##FFFFFF
##1E1B8B	1.00	13.25	1.58	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358E

Deuteranopia (green-blind)

#002A89

Tritanopia (blue-blind)

#003D53

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1e1b8b;
/* rgb */ color: rgb(30, 27, 139);
/* oklch */ color: oklch(32.6% 0.175 272.2);

Tailwind

colors: {
  custom: {
    50: '#6f5aae',
    500: '#1e1b8b',
    950: '#000000',
  },
}

SCSS

$custom: #1e1b8b;
$custom-light: #6f5aae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1b8b",
  "rgb": {
    "r": 30,
    "g": 27,
    "b": 139
  },
  "hsl": {
    "h": 241.607,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32556,
    "c": 0.1748,
    "h": 272.2
  },
  "luminance": 0.02924
}

Semantic roles & 50–950 ramp

primary

#1E1B8B

secondary

#B9BC45

accent

#EA3DE6

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #1E1B8B

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

Preview Lab → · Contrast checker → · Palette generator →