#1F267E#1F267E

#1F267E is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.9% C 0.146 H 271.8°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#1F267E
RGB	rgb(31, 38, 126)
HSL	hsl(236, 61%, 31%)
HSV	hsv(236, 75%, 49%)
CMYK	cmyk(75.4%, 69.8%, 0%, 50.6%)
CIE-LAB	lab(20.76, 29.17, -50.46)
CIE-LCH	lch(20.76, 58.29, 300.03°)
OKLab	oklab(32.88% 0.0046 -0.1459)
OKLCH	oklch(32.88% 0.146 271.8)
XYZ	xyz(5.0228, 3.1834, 20.0844)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F267E #7E771F

analogous

#1F557E #1F267E #471F7E

triadic

#1F267E #7E1F26 #267E1F

tetradic

#1F267E #7E1F55 #7E771F #1F7E47

square

#1F267E #7E1F55 #7E771F #1F7E47

split-complementary

#1F267E #7E471F #557E1F

monochromatic

#07081C #13174D #1F267E #2B35AF #4650D1

Accessibility & contrast

On white

12.83

#1F267E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1F267E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F267E

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F267E	#FFFFFF	#000000	##FFFFFF
##1F267E	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003681

Deuteranopia (green-blind)

#002D7C

Tritanopia (blue-blind)

#003E4E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f267e;
/* rgb */ color: rgb(31, 38, 126);
/* oklch */ color: oklch(32.9% 0.146 271.8);

Tailwind

colors: {
  custom: {
    50: '#6a60a4',
    500: '#1f267e',
    950: '#000000',
  },
}

SCSS

$custom: #1f267e;
$custom-light: #6a60a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f267e",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 126
  },
  "hsl": {
    "h": 235.579,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32884,
    "c": 0.146,
    "h": 271.8
  },
  "luminance": 0.03184
}

Semantic roles & 50–950 ramp

primary

#1F267E

secondary

#B1A948

accent

#D844E4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1F267E

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

Preview Lab → · Contrast checker → · Palette generator →