#1E1FB3#1E1FB3

#1E1FB3 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.8% C 0.219 H 269.2°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#1E1FB3
RGB	rgb(30, 31, 179)
HSL	hsl(240, 71%, 41%)
HSV	hsv(240, 83%, 70%)
CMYK	cmyk(83.2%, 82.7%, 0%, 29.8%)
CIE-LAB	lab(25.29, 51.26, -75.58)
CIE-LCH	lch(25.29, 91.32, 304.15°)
OKLab	oklab(37.83% -0.003 -0.2188)
OKLCH	oklch(37.83% 0.219 269.2)
XYZ	xyz(9.1593, 4.5096, 43.0268)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E1FB3 #B3B21E

analogous

#1E69B3 #1E1FB3 #671EB3

triadic

#1E1FB3 #B31E1F #1FB31E

tetradic

#1E1FB3 #B31E69 #B3B21E #1EB367

square

#1E1FB3 #B31E69 #B3B21E #1EB367

split-complementary

#1E1FB3 #B3671E #69B31E

monochromatic

#0C0D4A #15167F #1E1FB3 #3233DD #6667E5

Accessibility & contrast

On white

11.04

#1E1FB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#1E1FB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E1FB3

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E1FB3	#FFFFFF	#000000	##FFFFFF
##1E1FB3	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B7

Deuteranopia (green-blind)

#0034B1

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1e1fb3;
/* rgb */ color: rgb(30, 31, 179);
/* oklch */ color: oklch(37.8% 0.219 269.2);

Tailwind

colors: {
  custom: {
    50: '#795fcb',
    500: '#1e1fb3',
    950: '#000000',
  },
}

SCSS

$custom: #1e1fb3;
$custom-light: #795fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#1e1fb3",
  "rgb": {
    "r": 30,
    "g": 31,
    "b": 179
  },
  "hsl": {
    "h": 239.597,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.37826,
    "c": 0.21885,
    "h": 269.2
  },
  "luminance": 0.04511
}

Semantic roles & 50–950 ramp

primary

#1E1FB3

secondary

#CBCA62

accent

#ED3AEE

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #1E1FB3

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

Preview Lab → · Contrast checker → · Palette generator →