#1E287C#1E287C

#1E287C is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.0% C 0.141 H 270.9°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#1E287C
RGB	rgb(30, 40, 124)
HSL	hsl(234, 61%, 30%)
HSV	hsv(234, 76%, 49%)
CMYK	cmyk(75.8%, 67.7%, 0%, 51.4%)
CIE-LAB	lab(21.01, 26.95, -48.79)
CIE-LCH	lch(21.01, 55.74, 298.91°)
OKLab	oklab(32.99% 0.0023 -0.141)
OKLCH	oklch(32.99% 0.141 270.9)
XYZ	xyz(4.9311, 3.2483, 19.4320)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E287C #7C721E

analogous

#1E577C #1E287C #431E7C

triadic

#1E287C #7C1E28 #287C1E

tetradic

#1E287C #7C1E57 #7C721E #1E7C43

square

#1E287C #7C1E57 #7C721E #1E7C43

split-complementary

#1E287C #7C431E #577C1E

monochromatic

#060819 #12184B #1E287C #2A38AD #4352D1

Accessibility & contrast

On white

12.73

#1E287C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1E287C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E287C

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E287C	#FFFFFF	#000000	##FFFFFF
##1E287C	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377F

Deuteranopia (green-blind)

#002E7A

Tritanopia (blue-blind)

#003E4E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1e287c;
/* rgb */ color: rgb(30, 40, 124);
/* oklch */ color: oklch(33.0% 0.141 270.9);

Tailwind

colors: {
  custom: {
    50: '#6962a3',
    500: '#1e287c',
    950: '#000000',
  },
}

SCSS

$custom: #1e287c;
$custom-light: #6962a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e287c",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 124
  },
  "hsl": {
    "h": 233.617,
    "s": 61.039,
    "l": 30.196
  },
  "oklch": {
    "l": 0.3299,
    "c": 0.14107,
    "h": 270.9
  },
  "luminance": 0.03249
}

Semantic roles & 50–950 ramp

primary

#1E287C

secondary

#AFA446

accent

#D344E4

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1E287C

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

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