#1E236B#1E236B

#1E236B is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.4% C 0.123 H 273.4°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#1E236B
RGB	rgb(30, 35, 107)
HSL	hsl(236, 56%, 27%)
HSV	hsv(236, 72%, 42%)
CMYK	cmyk(72%, 67.3%, 0%, 58%)
CIE-LAB	lab(18.10, 23.85, -42.63)
CIE-LCH	lch(18.10, 48.85, 299.22°)
OKLab	oklab(30.36% 0.0073 -0.123)
OKLCH	oklch(30.36% 0.123 273.4)
XYZ	xyz(3.7894, 2.5393, 14.1975)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E236B #6B661E

analogous

#1E4A6B #1E236B #401E6B

triadic

#1E236B #6B1E23 #236B1E

tetradic

#1E236B #6B1E4A #6B661E #1E6B40

square

#1E236B #6B1E4A #6B661E #1E6B40

split-complementary

#1E236B #6B401E #4A6B1E

monochromatic

#070818 #11133B #1E236B #2B339B #3B44C8

Accessibility & contrast

On white

13.93

#1E236B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1E236B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E236B

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E236B	#FFFFFF	#000000	##FFFFFF
##1E236B	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#00296A

Tritanopia (blue-blind)

#003643

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1e236b;
/* rgb */ color: rgb(30, 35, 107);
/* oklch */ color: oklch(30.4% 0.123 273.4);

Tailwind

colors: {
  custom: {
    50: '#655e96',
    500: '#1e236b',
    950: '#000000',
  },
}

SCSS

$custom: #1e236b;
$custom-light: #655e96;
$custom-dark: #000000;

JSON

{
  "hex": "#1e236b",
  "rgb": {
    "r": 30,
    "g": 35,
    "b": 107
  },
  "hsl": {
    "h": 236.104,
    "s": 56.204,
    "l": 26.863
  },
  "oklch": {
    "l": 0.30357,
    "c": 0.12327,
    "h": 273.4
  },
  "luminance": 0.0254
}

Semantic roles & 50–950 ramp

primary

#1E236B

secondary

#9F9A45

accent

#D648DF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1E236B

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

Preview Lab → · Contrast checker → · Palette generator →