#1E158A#1E158A

#1E158A is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.7% C 0.179 H 272.8°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#1E158A
RGB	rgb(30, 21, 138)
HSL	hsl(245, 74%, 31%)
HSV	hsv(245, 85%, 54%)
CMYK	cmyk(78.3%, 84.8%, 0%, 45.9%)
CIE-LAB	lab(18.57, 43.08, -61.66)
CIE-LCH	lch(18.57, 75.22, 304.94°)
OKLab	oklab(31.71% 0.0088 -0.1783)
OKLCH	oklch(31.71% 0.179 272.8)
XYZ	xyz(5.3895, 2.6468, 24.2667)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E158A #818A15

analogous

#15468A #1E158A #58158A

triadic

#1E158A #8A1E15 #158A1E

tetradic

#1E158A #8A1546 #818A15 #158A58

square

#1E158A #8A1546 #818A15 #158A58

split-complementary

#1E158A #8A5815 #468A15

monochromatic

#070520 #120D55 #1E158A #2A1DBF #4639E1

Accessibility & contrast

On white

13.73

#1E158A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1E158A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E158A

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E158A	#FFFFFF	#000000	##FFFFFF
##1E158A	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338D

Deuteranopia (green-blind)

#002788

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1e158a;
/* rgb */ color: rgb(30, 21, 138);
/* oklch */ color: oklch(31.7% 0.179 272.8);

Tailwind

colors: {
  custom: {
    50: '#6f57ad',
    500: '#1e158a',
    950: '#000000',
  },
}

SCSS

$custom: #1e158a;
$custom-light: #6f57ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e158a",
  "rgb": {
    "r": 30,
    "g": 21,
    "b": 138
  },
  "hsl": {
    "h": 244.615,
    "s": 73.585,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31711,
    "c": 0.17857,
    "h": 272.8
  },
  "luminance": 0.02647
}

Semantic roles & 50–950 ramp

primary

#1E158A

secondary

#B4BE3D

accent

#F038E2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #1E158A

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

Preview Lab → · Contrast checker → · Palette generator →