#1F4486#1F4486

#1F4486 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.8% C 0.119 H 260.9°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#1F4486
RGB	rgb(31, 68, 134)
HSL	hsl(218, 62%, 32%)
HSV	hsv(218, 77%, 53%)
CMYK	cmyk(76.9%, 49.3%, 0%, 47.5%)
CIE-LAB	lab(29.78, 11.60, -40.82)
CIE-LCH	lch(29.78, 42.44, 285.87°)
OKLab	oklab(39.84% -0.0187 -0.1172)
OKLCH	oklch(39.84% 0.119 260.9)
XYZ	xyz(6.9337, 6.1460, 23.3705)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4486 #86611F

analogous

#1F7786 #1F4486 #2E1F86

triadic

#1F4486 #861F44 #44861F

tetradic

#1F4486 #861F77 #86611F #1F862E

square

#1F4486 #861F77 #86611F #1F862E

split-complementary

#1F4486 #862E1F #77861F

monochromatic

#081223 #142B54 #1F4486 #2A5DB8 #4A7CD5

Accessibility & contrast

On white

9.42

#1F4486 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1F4486 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4486

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4486	#FFFFFF	#000000	##FFFFFF
##1F4486	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204B88

Deuteranopia (green-blind)

#014285

Tritanopia (blue-blind)

#00545E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1f4486;
/* rgb */ color: rgb(31, 68, 134);
/* oklch */ color: oklch(39.8% 0.119 260.9);

Tailwind

colors: {
  custom: {
    50: '#6a77aa',
    500: '#1f4486',
    950: '#000000',
  },
}

SCSS

$custom: #1f4486;
$custom-light: #6a77aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4486",
  "rgb": {
    "r": 31,
    "g": 68,
    "b": 134
  },
  "hsl": {
    "h": 218.447,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39842,
    "c": 0.11867,
    "h": 260.9
  },
  "luminance": 0.06147
}

Semantic roles & 50–950 ramp

primary

#1F4486

secondary

#B89049

accent

#AB42E5

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1F4486

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

Preview Lab → · Contrast checker → · Palette generator →