#1E228A#1E228A

#1E228A is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.4% C 0.167 H 271.4°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#1E228A
RGB	rgb(30, 34, 138)
HSL	hsl(238, 64%, 33%)
HSV	hsv(238, 78%, 54%)
CMYK	cmyk(78.3%, 75.4%, 0%, 45.9%)
CIE-LAB	lab(21.04, 36.00, -57.57)
CIE-LCH	lch(21.04, 67.90, 302.02°)
OKLab	oklab(33.44% 0.004 -0.1667)
OKLCH	oklch(33.44% 0.167 271.4)
XYZ	xyz(5.6933, 3.2544, 24.3679)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E228A #8A861E

analogous

#1E588A #1E228A #501E8A

triadic

#1E228A #8A1E22 #228A1E

tetradic

#1E228A #8A1E58 #8A861E #1E8A50

square

#1E228A #8A1E58 #8A861E #1E8A50

split-complementary

#1E228A #8A501E #588A1E

monochromatic

#080925 #131658 #1E228A #292EBC #4B50D8

Accessibility & contrast

On white

12.72

#1E228A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1E228A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E228A

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E228A	#FFFFFF	#000000	##FFFFFF
##1E228A	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388D

Deuteranopia (green-blind)

#002D88

Tritanopia (blue-blind)

#004054

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e228a;
/* rgb */ color: rgb(30, 34, 138);
/* oklch */ color: oklch(33.4% 0.167 271.4);

Tailwind

colors: {
  custom: {
    50: '#6e5ead',
    500: '#1e228a',
    950: '#000000',
  },
}

SCSS

$custom: #1e228a;
$custom-light: #6e5ead;
$custom-dark: #000000;

JSON

{
  "hex": "#1e228a",
  "rgb": {
    "r": 30,
    "g": 34,
    "b": 138
  },
  "hsl": {
    "h": 237.778,
    "s": 64.286,
    "l": 32.941
  },
  "oklch": {
    "l": 0.33442,
    "c": 0.16673,
    "h": 271.4
  },
  "luminance": 0.03255
}

Semantic roles & 50–950 ramp

primary

#1E228A

secondary

#BAB64A

accent

#E141E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1E228A

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

Preview Lab → · Contrast checker → · Palette generator →