#1F2EA7#1F2EA7

#1F2EA7 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.191 H 268.8°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#1F2EA7
RGB	rgb(31, 46, 167)
HSL	hsl(233, 69%, 39%)
HSV	hsv(233, 81%, 65%)
CMYK	cmyk(81.4%, 72.5%, 0%, 34.5%)
CIE-LAB	lab(26.83, 39.10, -65.81)
CIE-LCH	lch(26.83, 76.55, 300.72°)
OKLab	oklab(38.53% -0.0041 -0.1907)
OKLCH	oklch(38.53% 0.191 268.8)
XYZ	xyz(8.5147, 5.0343, 37.0747)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2EA7 #A7981F

analogous

#1F72A7 #1F2EA7 #541FA7

triadic

#1F2EA7 #A71F2E #2EA71F

tetradic

#1F2EA7 #A71F72 #A7981F #1FA754

square

#1F2EA7 #A71F72 #A7981F #1FA754

split-complementary

#1F2EA7 #A7541F #72A71F

monochromatic

#0C1240 #152073 #1F2EA7 #2B3ED8 #5F6DE1

Accessibility & contrast

On white

10.46

#1F2EA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1F2EA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2EA7

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2EA7	#FFFFFF	#000000	##FFFFFF
##1F2EA7	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AB

Deuteranopia (green-blind)

#0039A5

Tritanopia (blue-blind)

#005167

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1f2ea7;
/* rgb */ color: rgb(31, 46, 167);
/* oklch */ color: oklch(38.5% 0.191 268.8);

Tailwind

colors: {
  custom: {
    50: '#7467c2',
    500: '#1f2ea7',
    950: '#000000',
  },
}

SCSS

$custom: #1f2ea7;
$custom-light: #7467c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2ea7",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 167
  },
  "hsl": {
    "h": 233.382,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.3853,
    "c": 0.19072,
    "h": 268.8
  },
  "luminance": 0.05035
}

Semantic roles & 50–950 ramp

primary

#1F2EA7

secondary

#C6BA5C

accent

#D83CEC

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #1F2EA7

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

Preview Lab → · Contrast checker → · Palette generator →