#1E2181#1E2181

#1E2181 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.3% C 0.156 H 272.2°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#1E2181
RGB	rgb(30, 33, 129)
HSL	hsl(238, 62%, 31%)
HSV	hsv(238, 77%, 51%)
CMYK	cmyk(76.7%, 74.4%, 0%, 49.4%)
CIE-LAB	lab(19.84, 33.39, -53.89)
CIE-LCH	lch(19.84, 63.40, 301.78°)
OKLab	oklab(32.29% 0.006 -0.156)
OKLCH	oklch(32.29% 0.156 272.2)
XYZ	xyz(5.0404, 2.9482, 21.0680)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2181 #817E1E

analogous

#1E5281 #1E2181 #4C1E81

triadic

#1E2181 #811E21 #21811E

tetradic

#1E2181 #811E52 #817E1E #1E814C

square

#1E2181 #811E52 #817E1E #1E814C

split-complementary

#1E2181 #814C1E #52811E

monochromatic

#07081E #12144F #1E2181 #2A2EB3 #464AD4

Accessibility & contrast

On white

13.21

#1E2181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1E2181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2181

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2181	#FFFFFF	#000000	##FFFFFF
##1E2181	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003584

Deuteranopia (green-blind)

#002B7F

Tritanopia (blue-blind)

#003C4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1e2181;
/* rgb */ color: rgb(30, 33, 129);
/* oklch */ color: oklch(32.3% 0.156 272.2);

Tailwind

colors: {
  custom: {
    50: '#6b5da7',
    500: '#1e2181',
    950: '#000000',
  },
}

SCSS

$custom: #1e2181;
$custom-light: #6b5da7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2181",
  "rgb": {
    "r": 30,
    "g": 33,
    "b": 129
  },
  "hsl": {
    "h": 238.182,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32293,
    "c": 0.15607,
    "h": 272.2
  },
  "luminance": 0.02949
}

Semantic roles & 50–950 ramp

primary

#1E2181

secondary

#B4B147

accent

#E042E5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1E2181

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

Preview Lab → · Contrast checker → · Palette generator →