#1E278A#1E278A

#1E278A is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.3% C 0.161 H 270.5°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#1E278A
RGB	rgb(30, 39, 138)
HSL	hsl(235, 64%, 33%)
HSV	hsv(235, 78%, 54%)
CMYK	cmyk(78.3%, 71.7%, 0%, 45.9%)
CIE-LAB	lab(22.16, 32.87, -55.71)
CIE-LCH	lch(22.16, 64.69, 300.54°)
OKLab	oklab(34.25% 0.0015 -0.1613)
OKLCH	oklch(34.25% 0.161 270.5)
XYZ	xyz(5.8468, 3.5614, 24.4191)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E278A #8A811E

analogous

#1E5D8A #1E278A #4B1E8A

triadic

#1E278A #8A1E27 #278A1E

tetradic

#1E278A #8A1E5D #8A811E #1E8A4B

square

#1E278A #8A1E5D #8A811E #1E8A4B

split-complementary

#1E278A #8A4B1E #5D8A1E

monochromatic

#080B25 #131958 #1E278A #2935BC #4B56D8

Accessibility & contrast

On white

12.26

#1E278A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1E278A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E278A

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E278A	#FFFFFF	#000000	##FFFFFF
##1E278A	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#003088

Tritanopia (blue-blind)

#004355

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1e278a;
/* rgb */ color: rgb(30, 39, 138);
/* oklch */ color: oklch(34.3% 0.161 270.5);

Tailwind

colors: {
  custom: {
    50: '#6d61ad',
    500: '#1e278a',
    950: '#000000',
  },
}

SCSS

$custom: #1e278a;
$custom-light: #6d61ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e278a",
  "rgb": {
    "r": 30,
    "g": 39,
    "b": 138
  },
  "hsl": {
    "h": 235,
    "s": 64.286,
    "l": 32.941
  },
  "oklch": {
    "l": 0.34251,
    "c": 0.16128,
    "h": 270.5
  },
  "luminance": 0.03562
}

Semantic roles & 50–950 ramp

primary

#1E278A

secondary

#BAB14A

accent

#D941E7

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1E278A

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

Preview Lab → · Contrast checker → · Palette generator →