#1F267C#1F267C

#1F267C is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.7% C 0.143 H 271.9°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#1F267C
RGB	rgb(31, 38, 124)
HSL	hsl(235, 60%, 30%)
HSV	hsv(235, 75%, 49%)
CMYK	cmyk(75%, 69.4%, 0%, 51.4%)
CIE-LAB	lab(20.57, 28.41, -49.52)
CIE-LCH	lch(20.57, 57.09, 299.85°)
OKLab	oklab(32.68% 0.0048 -0.1432)
OKLCH	oklch(32.68% 0.143 271.9)
XYZ	xyz(4.8950, 3.1323, 19.4115)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F267C #7C751F

analogous

#1F547C #1F267C #461F7C

triadic

#1F267C #7C1F26 #267C1F

tetradic

#1F267C #7C1F54 #7C751F #1F7C46

square

#1F267C #7C1F54 #7C751F #1F7C46

split-complementary

#1F267C #7C461F #547C1F

monochromatic

#07081A #13174B #1F267C #2B35AD #454FD0

Accessibility & contrast

On white

12.91

#1F267C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1F267C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F267C

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F267C	#FFFFFF	#000000	##FFFFFF
##1F267C	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367F

Deuteranopia (green-blind)

#002D7A

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f267c;
/* rgb */ color: rgb(31, 38, 124);
/* oklch */ color: oklch(32.7% 0.143 271.9);

Tailwind

colors: {
  custom: {
    50: '#6a60a3',
    500: '#1f267c',
    950: '#000000',
  },
}

SCSS

$custom: #1f267c;
$custom-light: #6a60a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1f267c",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 124
  },
  "hsl": {
    "h": 235.484,
    "s": 60,
    "l": 30.392
  },
  "oklch": {
    "l": 0.3268,
    "c": 0.14325,
    "h": 271.9
  },
  "luminance": 0.03133
}

Semantic roles & 50–950 ramp

primary

#1F267C

secondary

#AFA748

accent

#D745E3

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1F267C

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

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