#1E4088#1E4088

#1E4088 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.0% C 0.127 H 262.9°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#1E4088
RGB	rgb(30, 64, 136)
HSL	hsl(221, 64%, 33%)
HSV	hsv(221, 78%, 53%)
CMYK	cmyk(77.9%, 52.9%, 0%, 46.7%)
CIE-LAB	lab(28.69, 15.04, -43.81)
CIE-LCH	lch(28.69, 46.32, 288.94°)
OKLab	oklab(39.05% -0.0157 -0.1261)
OKLCH	oklch(39.05% 0.127 262.9)
XYZ	xyz(6.8112, 5.7196, 24.0328)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4088 #88661E

analogous

#1E7588 #1E4088 #311E88

triadic

#1E4088 #881E40 #40881E

tetradic

#1E4088 #881E75 #88661E #1E8831

square

#1E4088 #881E75 #88661E #1E8831

split-complementary

#1E4088 #88311E #75881E

monochromatic

#081124 #132856 #1E4088 #2958BA #4977D7

Accessibility & contrast

On white

9.79

#1E4088 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1E4088 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4088

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4088	#FFFFFF	#000000	##FFFFFF
##1E4088	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11498B

Deuteranopia (green-blind)

#003F87

Tritanopia (blue-blind)

#00515D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1e4088;
/* rgb */ color: rgb(30, 64, 136);
/* oklch */ color: oklch(39.0% 0.127 262.9);

Tailwind

colors: {
  custom: {
    50: '#6b74ab',
    500: '#1e4088',
    950: '#000000',
  },
}

SCSS

$custom: #1e4088;
$custom-light: #6b74ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4088",
  "rgb": {
    "r": 30,
    "g": 64,
    "b": 136
  },
  "hsl": {
    "h": 220.755,
    "s": 63.855,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39048,
    "c": 0.12706,
    "h": 262.9
  },
  "luminance": 0.0572
}

Semantic roles & 50–950 ramp

primary

#1E4088

secondary

#B99549

accent

#B241E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1E4088

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

Preview Lab → · Contrast checker → · Palette generator →