#1E4177#1E4177

#1E4177 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.0% C 0.101 H 258.9°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#1E4177
RGB	rgb(30, 65, 119)
HSL	hsl(216, 60%, 29%)
HSV	hsv(216, 75%, 47%)
CMYK	cmyk(74.8%, 45.4%, 0%, 53.3%)
CIE-LAB	lab(27.81, 7.48, -34.60)
CIE-LCH	lch(27.81, 35.40, 282.20°)
OKLab	oklab(37.99% -0.0194 -0.099)
OKLCH	oklch(37.99% 0.101 258.9)
XYZ	xyz(5.7543, 5.3879, 18.1859)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4177 #77541E

analogous

#1E6E77 #1E4177 #271E77

triadic

#1E4177 #771E41 #41771E

tetradic

#1E4177 #771E6E #77541E #1E7727

square

#1E4177 #771E6E #77541E #1E7727

split-complementary

#1E4177 #77271E #6E771E

monochromatic

#060D18 #122646 #1E4177 #2A5CA8 #4078CF

Accessibility & contrast

On white

10.11

#1E4177 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#1E4177 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4177

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4177	#FFFFFF	#000000	##FFFFFF
##1E4177	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264679

Deuteranopia (green-blind)

#163E76

Tritanopia (blue-blind)

#004E56

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1e4177;
/* rgb */ color: rgb(30, 65, 119);
/* oklch */ color: oklch(38.0% 0.101 258.9);

Tailwind

colors: {
  custom: {
    50: '#66759e',
    500: '#1e4177',
    950: '#000000',
  },
}

SCSS

$custom: #1e4177;
$custom-light: #66759e;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4177",
  "rgb": {
    "r": 30,
    "g": 65,
    "b": 119
  },
  "hsl": {
    "h": 216.404,
    "s": 59.732,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37993,
    "c": 0.10087,
    "h": 258.9
  },
  "luminance": 0.05389
}

Semantic roles & 50–950 ramp

primary

#1E4177

secondary

#AB8346

accent

#A545E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1E4177

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

Preview Lab → · Contrast checker → · Palette generator →