#1E3EA8#1E3EA8

#1E3EA8 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.174 H 265.8°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#1E3EA8
RGB	rgb(30, 62, 168)
HSL	hsl(226, 70%, 39%)
HSV	hsv(226, 82%, 66%)
CMYK	cmyk(82.1%, 63.1%, 0%, 34.1%)
CIE-LAB	lab(30.75, 29.07, -59.97)
CIE-LCH	lch(30.75, 66.64, 295.86°)
OKLab	oklab(41.41% -0.0126 -0.1736)
OKLCH	oklch(41.41% 0.174 265.8)
XYZ	xyz(9.3234, 6.5473, 37.8106)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3EA8 #A8881E

analogous

#1E83A8 #1E3EA8 #431EA8

triadic

#1E3EA8 #A81E3E #3EA81E

tetradic

#1E3EA8 #A81E83 #A8881E #1EA843

square

#1E3EA8 #A81E83 #A8881E #1EA843

split-complementary

#1E3EA8 #A8431E #83A81E

monochromatic

#0B1840 #152B74 #1E3EA8 #2A53D9 #5E7DE2

Accessibility & contrast

On white

9.09

#1E3EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1E3EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3EA8

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3EA8	#FFFFFF	#000000	##FFFFFF
##1E3EA8	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAB

Deuteranopia (green-blind)

#0042A6

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1e3ea8;
/* rgb */ color: rgb(30, 62, 168);
/* oklch */ color: oklch(41.4% 0.174 265.8);

Tailwind

colors: {
  custom: {
    50: '#7373c3',
    500: '#1e3ea8',
    950: '#000000',
  },
}

SCSS

$custom: #1e3ea8;
$custom-light: #7373c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3ea8",
  "rgb": {
    "r": 30,
    "g": 62,
    "b": 168
  },
  "hsl": {
    "h": 226.087,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.41411,
    "c": 0.17402,
    "h": 265.8
  },
  "luminance": 0.06548
}

Semantic roles & 50–950 ramp

primary

#1E3EA8

secondary

#C7AE5B

accent

#C33BED

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #1E3EA8

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

Preview Lab → · Contrast checker → · Palette generator →