#1E237D#1E237D

#1E237D is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.2% C 0.148 H 272.1°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#1E237D
RGB	rgb(30, 35, 125)
HSL	hsl(237, 61%, 30%)
HSV	hsv(237, 76%, 49%)
CMYK	cmyk(76%, 72%, 0%, 51%)
CIE-LAB	lab(19.88, 30.65, -51.29)
CIE-LCH	lch(19.88, 59.75, 300.86°)
OKLab	oklab(32.2% 0.0054 -0.1484)
OKLCH	oklch(32.2% 0.148 272.1)
XYZ	xyz(4.8369, 2.9583, 19.7141)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E237D #7D781E

analogous

#1E527D #1E237D #481E7D

triadic

#1E237D #7D1E23 #237D1E

tetradic

#1E237D #7D1E52 #7D781E #1E7D48

square

#1E237D #7D1E52 #7D781E #1E7D48

split-complementary

#1E237D #7D481E #527D1E

monochromatic

#06071A #12154C #1E237D #2A31AE #434BD2

Accessibility & contrast

On white

13.19

#1E237D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1E237D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E237D

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E237D	#FFFFFF	#000000	##FFFFFF
##1E237D	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#002B7B

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1e237d;
/* rgb */ color: rgb(30, 35, 125);
/* oklch */ color: oklch(32.2% 0.148 272.1);

Tailwind

colors: {
  custom: {
    50: '#6a5ea4',
    500: '#1e237d',
    950: '#000000',
  },
}

SCSS

$custom: #1e237d;
$custom-light: #6a5ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#1e237d",
  "rgb": {
    "r": 30,
    "g": 35,
    "b": 125
  },
  "hsl": {
    "h": 236.842,
    "s": 61.29,
    "l": 30.392
  },
  "oklch": {
    "l": 0.32195,
    "c": 0.14847,
    "h": 272.1
  },
  "luminance": 0.02959
}

Semantic roles & 50–950 ramp

primary

#1E237D

secondary

#B0AB46

accent

#DC43E4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1E237D

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

Preview Lab → · Contrast checker → · Palette generator →