#1E4A8B#1E4A8B

#1E4A8B is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.6% C 0.119 H 258.4°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#1E4A8B
RGB	rgb(30, 74, 139)
HSL	hsl(216, 64%, 33%)
HSV	hsv(216, 78%, 55%)
CMYK	cmyk(78.4%, 46.8%, 0%, 45.5%)
CIE-LAB	lab(31.89, 9.39, -40.51)
CIE-LCH	lch(31.89, 41.58, 283.04°)
OKLab	oklab(41.57% -0.0239 -0.1162)
OKLCH	oklch(41.57% 0.119 258.4)
XYZ	xyz(7.6427, 7.0368, 25.3765)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4A8B #8B5F1E

analogous

#1E808B #1E4A8B #291E8B

triadic

#1E4A8B #8B1E4A #4A8B1E

tetradic

#1E4A8B #8B1E80 #8B5F1E #1E8B29

square

#1E4A8B #8B1E80 #8B5F1E #1E8B29

split-complementary

#1E4A8B #8B291E #808B1E

monochromatic

#081426 #132F59 #1E4A8B #2965BD #4B84D8

Accessibility & contrast

On white

8.72

#1E4A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1E4A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4A8B

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4A8B	#FFFFFF	#000000	##FFFFFF
##1E4A8B	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28508D

Deuteranopia (green-blind)

#0F468A

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1e4a8b;
/* rgb */ color: rgb(30, 74, 139);
/* oklch */ color: oklch(41.6% 0.119 258.4);

Tailwind

colors: {
  custom: {
    50: '#6b7cad',
    500: '#1e4a8b',
    950: '#000000',
  },
}

SCSS

$custom: #1e4a8b;
$custom-light: #6b7cad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4a8b",
  "rgb": {
    "r": 30,
    "g": 74,
    "b": 139
  },
  "hsl": {
    "h": 215.78,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.41566,
    "c": 0.1186,
    "h": 258.4
  },
  "luminance": 0.07038
}

Semantic roles & 50–950 ramp

primary

#1E4A8B

secondary

#BB8D4A

accent

#A440E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1E4A8B

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

Preview Lab → · Contrast checker → · Palette generator →