#1E287E#1E287E

#1E287E is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.144 H 270.9°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#1E287E
RGB	rgb(30, 40, 126)
HSL	hsl(234, 62%, 31%)
HSV	hsv(234, 76%, 49%)
CMYK	cmyk(76.2%, 68.3%, 0%, 50.6%)
CIE-LAB	lab(21.21, 27.71, -49.74)
CIE-LCH	lch(21.21, 56.94, 299.12°)
OKLab	oklab(33.19% 0.0022 -0.1438)
OKLCH	oklch(33.19% 0.144 270.9)
XYZ	xyz(5.0588, 3.2994, 20.1049)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E287E #7E741E

analogous

#1E587E #1E287E #441E7E

triadic

#1E287E #7E1E28 #287E1E

tetradic

#1E287E #7E1E58 #7E741E #1E7E44

square

#1E287E #7E1E58 #7E741E #1E7E44

split-complementary

#1E287E #7E441E #587E1E

monochromatic

#06091B #12184D #1E287E #2A38AF #4453D2

Accessibility & contrast

On white

12.65

#1E287E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1E287E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E287E

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E287E	#FFFFFF	#000000	##FFFFFF
##1E287E	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003781

Deuteranopia (green-blind)

#002E7C

Tritanopia (blue-blind)

#003F4F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e287e;
/* rgb */ color: rgb(30, 40, 126);
/* oklch */ color: oklch(33.2% 0.144 270.9);

Tailwind

colors: {
  custom: {
    50: '#6a62a4',
    500: '#1e287e',
    950: '#000000',
  },
}

SCSS

$custom: #1e287e;
$custom-light: #6a62a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1e287e",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 126
  },
  "hsl": {
    "h": 233.75,
    "s": 61.538,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3319,
    "c": 0.14385,
    "h": 270.9
  },
  "luminance": 0.033
}

Semantic roles & 50–950 ramp

primary

#1E287E

secondary

#B1A647

accent

#D443E5

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1E287E

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

Preview Lab → · Contrast checker → · Palette generator →