#1F4892#1F4892

#1F4892 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.7% C 0.131 H 261.1°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F4892
RGB	rgb(31, 72, 146)
HSL	hsl(219, 65%, 35%)
HSV	hsv(219, 79%, 57%)
CMYK	cmyk(78.8%, 50.7%, 0%, 42.7%)
CIE-LAB	lab(31.81, 13.68, -44.93)
CIE-LCH	lch(31.81, 46.97, 286.94°)
OKLab	oklab(41.67% -0.0203 -0.1292)
OKLCH	oklch(41.67% 0.131 261.1)
XYZ	xyz(8.0689, 7.0004, 28.1145)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4892 #92691F

analogous

#1F8292 #1F4892 #301F92

triadic

#1F4892 #921F48 #48921F

tetradic

#1F4892 #921F82 #92691F #1F9230

square

#1F4892 #921F82 #92691F #1F9230

split-complementary

#1F4892 #92301F #82921F

monochromatic

#0A162D #142F60 #1F4892 #2A61C4 #5182DA

Accessibility & contrast

On white

8.75

#1F4892 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1F4892 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4892

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4892	#FFFFFF	#000000	##FFFFFF
##1F4892	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5095

Deuteranopia (green-blind)

#004691

Tritanopia (blue-blind)

#005A66

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1f4892;
/* rgb */ color: rgb(31, 72, 146);
/* oklch */ color: oklch(41.7% 0.131 261.1);

Tailwind

colors: {
  custom: {
    50: '#6d7ab2',
    500: '#1f4892',
    950: '#000000',
  },
}

SCSS

$custom: #1f4892;
$custom-light: #6d7ab2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4892",
  "rgb": {
    "r": 31,
    "g": 72,
    "b": 146
  },
  "hsl": {
    "h": 218.609,
    "s": 64.972,
    "l": 34.706
  },
  "oklch": {
    "l": 0.41666,
    "c": 0.13079,
    "h": 261.1
  },
  "luminance": 0.07001
}

Semantic roles & 50–950 ramp

primary

#1F4892

secondary

#BD9650

accent

#AC40E8

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1F4892

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

Preview Lab → · Contrast checker → · Palette generator →