#1E287D#1E287D

#1E287D is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.1% C 0.142 H 270.9°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#1E287D
RGB	rgb(30, 40, 125)
HSL	hsl(234, 61%, 30%)
HSV	hsv(234, 76%, 49%)
CMYK	cmyk(76%, 68%, 0%, 51%)
CIE-LAB	lab(21.11, 27.33, -49.27)
CIE-LCH	lch(21.11, 56.34, 299.02°)
OKLab	oklab(33.09% 0.0022 -0.1424)
OKLCH	oklch(33.09% 0.142 270.9)
XYZ	xyz(4.9946, 3.2738, 19.7667)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E287D #7D731E

analogous

#1E577D #1E287D #431E7D

triadic

#1E287D #7D1E28 #287D1E

tetradic

#1E287D #7D1E57 #7D731E #1E7D43

square

#1E287D #7D1E57 #7D731E #1E7D43

split-complementary

#1E287D #7D431E #577D1E

monochromatic

#06081A #12184C #1E287D #2A38AE #4352D2

Accessibility & contrast

On white

12.69

#1E287D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1E287D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E287D

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E287D	#FFFFFF	#000000	##FFFFFF
##1E287D	1.00	12.69	1.65	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003780

Deuteranopia (green-blind)

#002E7B

Tritanopia (blue-blind)

#003F4E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e287d;
/* rgb */ color: rgb(30, 40, 125);
/* oklch */ color: oklch(33.1% 0.142 270.9);

Tailwind

colors: {
  custom: {
    50: '#6a62a4',
    500: '#1e287d',
    950: '#000000',
  },
}

SCSS

$custom: #1e287d;
$custom-light: #6a62a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1e287d",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 125
  },
  "hsl": {
    "h": 233.684,
    "s": 61.29,
    "l": 30.392
  },
  "oklch": {
    "l": 0.3309,
    "c": 0.14246,
    "h": 270.9
  },
  "luminance": 0.03274
}

Semantic roles & 50–950 ramp

primary

#1E287D

secondary

#B0A546

accent

#D343E4

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1E287D

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

Preview Lab → · Contrast checker → · Palette generator →