#1F469B#1F469B

#1F469B is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.9% C 0.146 H 263.1°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#1F469B
RGB	rgb(31, 70, 155)
HSL	hsl(221, 67%, 36%)
HSV	hsv(221, 80%, 61%)
CMYK	cmyk(80%, 54.8%, 0%, 39.2%)
CIE-LAB	lab(31.89, 18.64, -50.27)
CIE-LCH	lch(31.89, 53.62, 290.35°)
OKLab	oklab(41.94% -0.0177 -0.1449)
OKLCH	oklch(41.94% 0.146 263.1)
XYZ	xyz(8.6695, 7.0372, 31.9054)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F469B #9B741F

analogous

#1F849B #1F469B #361F9B

triadic

#1F469B #9B1F46 #469B1F

tetradic

#1F469B #9B1F84 #9B741F #1F9B36

square

#1F469B #9B1F84 #9B741F #1F9B36

split-complementary

#1F469B #9B361F #849B1F

monochromatic

#0B1835 #152F68 #1F469B #295DCE #5781DD

Accessibility & contrast

On white

8.72

#1F469B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1F469B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F469B

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F469B	#FFFFFF	#000000	##FFFFFF
##1F469B	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#005B69

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1f469b;
/* rgb */ color: rgb(31, 70, 155);
/* oklch */ color: oklch(41.9% 0.146 263.1);

Tailwind

colors: {
  custom: {
    50: '#6f78b9',
    500: '#1f469b',
    950: '#000000',
  },
}

SCSS

$custom: #1f469b;
$custom-light: #6f78b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f469b",
  "rgb": {
    "r": 31,
    "g": 70,
    "b": 155
  },
  "hsl": {
    "h": 221.129,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.4194,
    "c": 0.14602,
    "h": 263.1
  },
  "luminance": 0.07038
}

Semantic roles & 50–950 ramp

primary

#1F469B

secondary

#C19F55

accent

#B43EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #1F469B

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

Preview Lab → · Contrast checker → · Palette generator →