#1E4F9E#1E4F9E

#1E4F9E is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.1% C 0.139 H 259.7°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#1E4F9E
RGB	rgb(30, 79, 158)
HSL	hsl(217, 68%, 37%)
HSV	hsv(217, 81%, 62%)
CMYK	cmyk(81%, 50%, 0%, 38%)
CIE-LAB	lab(34.67, 13.63, -47.58)
CIE-LCH	lch(34.67, 49.50, 285.99°)
OKLab	oklab(44.12% -0.0248 -0.1369)
OKLCH	oklch(44.12% 0.139 259.7)
XYZ	xyz(9.5007, 8.3355, 33.4493)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4F9E #9E6D1E

analogous

#1E8F9E #1E4F9E #2D1E9E

triadic

#1E4F9E #9E1E4F #4F9E1E

tetradic

#1E4F9E #9E1E8F #9E6D1E #1E9E2D

square

#1E4F9E #9E1E8F #9E6D1E #1E9E2D

split-complementary

#1E4F9E #9E2D1E #8F9E1E

monochromatic

#0A1C37 #14356B #1E4F9E #2869D1 #578BDF

Accessibility & contrast

On white

7.87

#1E4F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#1E4F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4F9E

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4F9E	#FFFFFF	#000000	##FFFFFF
##1E4F9E	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2058A1

Deuteranopia (green-blind)

#004C9C

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1e4f9e;
/* rgb */ color: rgb(30, 79, 158);
/* oklch */ color: oklch(44.1% 0.139 259.7);

Tailwind

colors: {
  custom: {
    50: '#6f7fbb',
    500: '#1e4f9e',
    950: '#000000',
  },
}

SCSS

$custom: #1e4f9e;
$custom-light: #6f7fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4f9e",
  "rgb": {
    "r": 30,
    "g": 79,
    "b": 158
  },
  "hsl": {
    "h": 217.031,
    "s": 68.085,
    "l": 36.863
  },
  "oklch": {
    "l": 0.4412,
    "c": 0.13912,
    "h": 259.7
  },
  "luminance": 0.08337
}

Semantic roles & 50–950 ramp

primary

#1E4F9E

secondary

#C39955

accent

#A83DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E4F9E

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

Preview Lab → · Contrast checker → · Palette generator →