#1E359B#1E359B

#1E359B is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.168 H 267.5°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#1E359B
RGB	rgb(30, 53, 155)
HSL	hsl(229, 68%, 36%)
HSV	hsv(229, 81%, 61%)
CMYK	cmyk(80.6%, 65.8%, 0%, 39.2%)
CIE-LAB	lab(27.26, 30.08, -57.82)
CIE-LCH	lch(27.26, 65.18, 297.49°)
OKLab	oklab(38.47% -0.0074 -0.1674)
OKLCH	oklch(38.47% 0.168 267.5)
XYZ	xyz(7.7229, 5.1879, 31.5983)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E359B #9B841E

analogous

#1E749B #1E359B #461E9B

triadic

#1E359B #9B1E35 #359B1E

tetradic

#1E359B #9B1E74 #9B841E #1E9B46

square

#1E359B #9B1E74 #9B841E #1E9B46

split-complementary

#1E359B #9B461E #749B1E

monochromatic

#0A1234 #142368 #1E359B #2847CE #556EDE

Accessibility & contrast

On white

10.31

#1E359B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1E359B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E359B

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E359B	#FFFFFF	#000000	##FFFFFF
##1E359B	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469E

Deuteranopia (green-blind)

#003B99

Tritanopia (blue-blind)

#005063

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1e359b;
/* rgb */ color: rgb(30, 53, 155);
/* oklch */ color: oklch(38.5% 0.168 267.5);

Tailwind

colors: {
  custom: {
    50: '#706cb9',
    500: '#1e359b',
    950: '#000000',
  },
}

SCSS

$custom: #1e359b;
$custom-light: #706cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1e359b",
  "rgb": {
    "r": 30,
    "g": 53,
    "b": 155
  },
  "hsl": {
    "h": 228.96,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.38472,
    "c": 0.16753,
    "h": 267.5
  },
  "luminance": 0.05189
}

Semantic roles & 50–950 ramp

primary

#1E359B

secondary

#C2AD53

accent

#CB3DEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #1E359B

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

Preview Lab → · Contrast checker → · Palette generator →