#1F267D#1F267D

#1F267D is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.8% C 0.145 H 271.9°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#1F267D
RGB	rgb(31, 38, 125)
HSL	hsl(236, 60%, 31%)
HSV	hsv(236, 75%, 49%)
CMYK	cmyk(75.2%, 69.6%, 0%, 51%)
CIE-LAB	lab(20.66, 28.79, -49.99)
CIE-LCH	lch(20.66, 57.69, 299.94°)
OKLab	oklab(32.78% 0.0047 -0.1446)
OKLCH	oklch(32.78% 0.145 271.9)
XYZ	xyz(4.9586, 3.1577, 19.7462)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F267D #7D761F

analogous

#1F557D #1F267D #471F7D

triadic

#1F267D #7D1F26 #267D1F

tetradic

#1F267D #7D1F55 #7D761F #1F7D47

square

#1F267D #7D1F55 #7D761F #1F7D47

split-complementary

#1F267D #7D471F #557D1F

monochromatic

#07081B #13174C #1F267D #2B35AE #4550D1

Accessibility & contrast

On white

12.87

#1F267D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1F267D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F267D

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F267D	#FFFFFF	#000000	##FFFFFF
##1F267D	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003680

Deuteranopia (green-blind)

#002D7B

Tritanopia (blue-blind)

#003D4E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f267d;
/* rgb */ color: rgb(31, 38, 125);
/* oklch */ color: oklch(32.8% 0.145 271.9);

Tailwind

colors: {
  custom: {
    50: '#6a60a4',
    500: '#1f267d',
    950: '#000000',
  },
}

SCSS

$custom: #1f267d;
$custom-light: #6a60a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f267d",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 125
  },
  "hsl": {
    "h": 235.532,
    "s": 60.256,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32782,
    "c": 0.14463,
    "h": 271.9
  },
  "luminance": 0.03158
}

Semantic roles & 50–950 ramp

primary

#1F267D

secondary

#B0A848

accent

#D844E3

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1F267D

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

Preview Lab → · Contrast checker → · Palette generator →