#1E368B#1E368B

#1E368B is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.144 H 266.9°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#1E368B
RGB	rgb(30, 54, 139)
HSL	hsl(227, 64%, 33%)
HSV	hsv(227, 78%, 55%)
CMYK	cmyk(78.4%, 61.2%, 0%, 45.5%)
CIE-LAB	lab(26.09, 23.18, -49.90)
CIE-LCH	lch(26.09, 55.02, 294.92°)
OKLab	oklab(37.16% -0.0078 -0.1441)
OKLCH	oklch(37.16% 0.144 266.9)
XYZ	xyz(6.5132, 4.7777, 25.0000)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E368B #8B731E

analogous

#1E6C8B #1E368B #3C1E8B

triadic

#1E368B #8B1E36 #368B1E

tetradic

#1E368B #8B1E6C #8B731E #1E8B3C

square

#1E368B #8B1E6C #8B731E #1E8B3C

split-complementary

#1E368B #8B3C1E #6C8B1E

monochromatic

#080F26 #132259 #1E368B #294ABD #4B6AD8

Accessibility & contrast

On white

10.74

#1E368B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#1E368B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E368B

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E368B	#FFFFFF	#000000	##FFFFFF
##1E368B	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438E

Deuteranopia (green-blind)

#003989

Tritanopia (blue-blind)

#004C5B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1e368b;
/* rgb */ color: rgb(30, 54, 139);
/* oklch */ color: oklch(37.2% 0.144 266.9);

Tailwind

colors: {
  custom: {
    50: '#6c6cae',
    500: '#1e368b',
    950: '#000000',
  },
}

SCSS

$custom: #1e368b;
$custom-light: #6c6cae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e368b",
  "rgb": {
    "r": 30,
    "g": 54,
    "b": 139
  },
  "hsl": {
    "h": 226.789,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37162,
    "c": 0.14435,
    "h": 266.9
  },
  "luminance": 0.04778
}

Semantic roles & 50–950 ramp

primary

#1E368B

secondary

#BBA24A

accent

#C340E7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #1E368B

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

Preview Lab → · Contrast checker → · Palette generator →