#1E4B8E#1E4B8E

#1E4B8E is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.0% C 0.122 H 258.5°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#1E4B8E
RGB	rgb(30, 75, 142)
HSL	hsl(216, 65%, 34%)
HSV	hsv(216, 79%, 56%)
CMYK	cmyk(78.9%, 47.2%, 0%, 44.3%)
CIE-LAB	lab(32.39, 9.92, -41.54)
CIE-LCH	lch(32.39, 42.71, 283.42°)
OKLab	oklab(42.02% -0.0242 -0.1192)
OKLCH	oklch(42.02% 0.122 258.5)
XYZ	xyz(7.9322, 7.2602, 26.5693)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4B8E #8E611E

analogous

#1E838E #1E4B8E #291E8E

triadic

#1E4B8E #8E1E4B #4B8E1E

tetradic

#1E4B8E #8E1E83 #8E611E #1E8E29

square

#1E4B8E #8E1E83 #8E611E #1E8E29

split-complementary

#1E4B8E #8E291E #838E1E

monochromatic

#091629 #13305B #1E4B8E #2966C1 #4D85D9

Accessibility & contrast

On white

8.56

#1E4B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#1E4B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4B8E

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4B8E	#FFFFFF	#000000	##FFFFFF
##1E4B8E	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275291

Deuteranopia (green-blind)

#0C478D

Tritanopia (blue-blind)

#005B65

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1e4b8e;
/* rgb */ color: rgb(30, 75, 142);
/* oklch */ color: oklch(42.0% 0.122 258.5);

Tailwind

colors: {
  custom: {
    50: '#6b7caf',
    500: '#1e4b8e',
    950: '#000000',
  },
}

SCSS

$custom: #1e4b8e;
$custom-light: #6b7caf;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4b8e",
  "rgb": {
    "r": 30,
    "g": 75,
    "b": 142
  },
  "hsl": {
    "h": 215.893,
    "s": 65.116,
    "l": 33.725
  },
  "oklch": {
    "l": 0.42017,
    "c": 0.12162,
    "h": 258.5
  },
  "luminance": 0.07261
}

Semantic roles & 50–950 ramp

primary

#1E4B8E

secondary

#BC8F4C

accent

#A440E8

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1E4B8E

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

Preview Lab → · Contrast checker → · Palette generator →