#1F468D#1F468D

#1F468D is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.8% C 0.126 H 261.2°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#1F468D
RGB	rgb(31, 70, 141)
HSL	hsl(219, 64%, 34%)
HSV	hsv(219, 78%, 55%)
CMYK	cmyk(78%, 50.4%, 0%, 44.7%)
CIE-LAB	lab(30.86, 13.04, -43.39)
CIE-LCH	lch(30.86, 45.31, 286.73°)
OKLab	oklab(40.83% -0.0193 -0.1247)
OKLCH	oklch(40.83% 0.126 261.2)
XYZ	xyz(7.5612, 6.5939, 26.0684)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F468D #8D661F

analogous

#1F7D8D #1F468D #2F1F8D

triadic

#1F468D #8D1F46 #468D1F

tetradic

#1F468D #8D1F7D #8D661F #1F8D2F

square

#1F468D #8D1F7D #8D661F #1F8D2F

split-complementary

#1F468D #8D2F1F #7D8D1F

monochromatic

#091429 #142D5B #1F468D #2A5FBF #4E7FD8

Accessibility & contrast

On white

9.06

#1F468D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1F468D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F468D

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F468D	#FFFFFF	#000000	##FFFFFF
##1F468D	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4E90

Deuteranopia (green-blind)

#00448C

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1f468d;
/* rgb */ color: rgb(31, 70, 141);
/* oklch */ color: oklch(40.8% 0.126 261.2);

Tailwind

colors: {
  custom: {
    50: '#6c78af',
    500: '#1f468d',
    950: '#000000',
  },
}

SCSS

$custom: #1f468d;
$custom-light: #6c78af;
$custom-dark: #000000;

JSON

{
  "hex": "#1f468d",
  "rgb": {
    "r": 31,
    "g": 70,
    "b": 141
  },
  "hsl": {
    "h": 218.727,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.40831,
    "c": 0.1262,
    "h": 261.2
  },
  "luminance": 0.06595
}

Semantic roles & 50–950 ramp

primary

#1F468D

secondary

#BB944D

accent

#AC41E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1F468D

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

Preview Lab → · Contrast checker → · Palette generator →