#1E36A8#1E36A8

#1E36A8 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.183 H 267.3°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#1E36A8
RGB	rgb(30, 54, 168)
HSL	hsl(230, 70%, 39%)
HSV	hsv(230, 82%, 66%)
CMYK	cmyk(82.1%, 67.9%, 0%, 34.1%)
CIE-LAB	lab(28.75, 34.34, -63.26)
CIE-LCH	lch(28.75, 71.98, 298.50°)
OKLab	oklab(39.94% -0.0085 -0.1832)
OKLCH	oklch(39.94% 0.183 267.3)
XYZ	xyz(8.9200, 5.7404, 37.6761)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E36A8 #A8901E

analogous

#1E7BA8 #1E36A8 #4B1EA8

triadic

#1E36A8 #A81E36 #36A81E

tetradic

#1E36A8 #A81E7B #A8901E #1EA84B

square

#1E36A8 #A81E7B #A8901E #1EA84B

split-complementary

#1E36A8 #A84B1E #7BA81E

monochromatic

#0B1540 #152574 #1E36A8 #2A49D9 #5E75E2

Accessibility & contrast

On white

9.77

#1E36A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1E36A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E36A8

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E36A8	#FFFFFF	#000000	##FFFFFF
##1E36A8	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAC

Deuteranopia (green-blind)

#003DA6

Tritanopia (blue-blind)

#00556A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1e36a8;
/* rgb */ color: rgb(30, 54, 168);
/* oklch */ color: oklch(39.9% 0.183 267.3);

Tailwind

colors: {
  custom: {
    50: '#746dc3',
    500: '#1e36a8',
    950: '#000000',
  },
}

SCSS

$custom: #1e36a8;
$custom-light: #746dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e36a8",
  "rgb": {
    "r": 30,
    "g": 54,
    "b": 168
  },
  "hsl": {
    "h": 229.565,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.39936,
    "c": 0.18345,
    "h": 267.3
  },
  "luminance": 0.05742
}

Semantic roles & 50–950 ramp

primary

#1E36A8

secondary

#C7B45B

accent

#CE3BED

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #1E36A8

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

Preview Lab → · Contrast checker → · Palette generator →