#1E4F9D#1E4F9D

#1E4F9D is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.0% C 0.138 H 259.5°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#1E4F9D
RGB	rgb(30, 79, 157)
HSL	hsl(217, 68%, 37%)
HSV	hsv(217, 81%, 62%)
CMYK	cmyk(80.9%, 49.7%, 0%, 38.4%)
CIE-LAB	lab(34.60, 13.23, -47.09)
CIE-LCH	lch(34.60, 48.92, 285.69°)
OKLab	oklab(44.05% -0.025 -0.1354)
OKLCH	oklch(44.05% 0.138 259.5)
XYZ	xyz(9.4150, 8.3012, 32.9978)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4F9D #9D6C1E

analogous

#1E8F9D #1E4F9D #2C1E9D

triadic

#1E4F9D #9D1E4F #4F9D1E

tetradic

#1E4F9D #9D1E8F #9D6C1E #1E9D2C

square

#1E4F9D #9D1E8F #9D6C1E #1E9D2C

split-complementary

#1E4F9D #9D2C1E #8F9D1E

monochromatic

#0A1B36 #14356A #1E4F9D #2869D0 #578BDF

Accessibility & contrast

On white

7.89

#1E4F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#1E4F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4F9D

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4F9D	#FFFFFF	#000000	##FFFFFF
##1E4F9D	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2157A0

Deuteranopia (green-blind)

#004C9B

Tritanopia (blue-blind)

#00626E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1e4f9d;
/* rgb */ color: rgb(30, 79, 157);
/* oklch */ color: oklch(44.0% 0.138 259.5);

Tailwind

colors: {
  custom: {
    50: '#6f7fba',
    500: '#1e4f9d',
    950: '#000000',
  },
}

SCSS

$custom: #1e4f9d;
$custom-light: #6f7fba;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4f9d",
  "rgb": {
    "r": 30,
    "g": 79,
    "b": 157
  },
  "hsl": {
    "h": 216.85,
    "s": 67.914,
    "l": 36.667
  },
  "oklch": {
    "l": 0.44045,
    "c": 0.13773,
    "h": 259.5
  },
  "luminance": 0.08302
}

Semantic roles & 50–950 ramp

primary

#1E4F9D

secondary

#C29854

accent

#A83DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E4F9D

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

Preview Lab → · Contrast checker → · Palette generator →