#1E1B8E#1E1B8E

#1E1B8E is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.9% C 0.178 H 271.9°. Best body text is #FFFFFF at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#1E1B8E
RGB	rgb(30, 27, 142)
HSL	hsl(242, 68%, 33%)
HSV	hsv(242, 81%, 56%)
CMYK	cmyk(78.9%, 81%, 0%, 44.3%)
CIE-LAB	lab(20.09, 41.37, -61.63)
CIE-LCH	lch(20.09, 74.23, 303.87°)
OKLab	oklab(32.91% 0.0059 -0.1784)
OKLCH	oklch(32.91% 0.178 271.9)
XYZ	xyz(5.8082, 3.0122, 25.8613)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1B8E #8B8E1B

analogous

#1B518E #1E1B8E #571B8E

triadic

#1E1B8E #8E1E1B #1B8E1E

tetradic

#1E1B8E #8E1B51 #8B8E1B #1B8E57

square

#1E1B8E #8E1B51 #8B8E1B #1B8E57

split-complementary

#1E1B8E #8E571B #518E1B

monochromatic

#080727 #13115B #1E1B8E #2925C1 #4B47DC

Accessibility & contrast

On white

13.10

#1E1B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#1E1B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1B8E

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1B8E	#FFFFFF	#000000	##FFFFFF
##1E1B8E	1.00	13.10	1.60	13.10
#FFFFFF	13.10	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003691

Deuteranopia (green-blind)

#002B8C

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1e1b8e;
/* rgb */ color: rgb(30, 27, 142);
/* oklch */ color: oklch(32.9% 0.178 271.9);

Tailwind

colors: {
  custom: {
    50: '#6f5ab0',
    500: '#1e1b8e',
    950: '#000000',
  },
}

SCSS

$custom: #1e1b8e;
$custom-light: #6f5ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1b8e",
  "rgb": {
    "r": 30,
    "g": 27,
    "b": 142
  },
  "hsl": {
    "h": 241.565,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.32912,
    "c": 0.17848,
    "h": 271.9
  },
  "luminance": 0.03013
}

Semantic roles & 50–950 ramp

primary

#1E1B8E

secondary

#BBBE47

accent

#EB3DE6

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1E1B8E

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

Preview Lab → · Contrast checker → · Palette generator →