#1F269A#1F269A

#1F269A is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.183 H 270.2°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#1F269A
RGB	rgb(31, 38, 154)
HSL	hsl(237, 66%, 36%)
HSV	hsv(237, 80%, 60%)
CMYK	cmyk(79.9%, 75.3%, 0%, 39.6%)
CIE-LAB	lab(23.70, 39.33, -63.07)
CIE-LCH	lch(23.70, 74.33, 301.95°)
OKLab	oklab(35.88% 0.0008 -0.1827)
OKLCH	oklch(35.88% 0.183 270.2)
XYZ	xyz(7.0889, 4.0098, 30.9659)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F269A #9A931F

analogous

#1F649A #1F269A #561F9A

triadic

#1F269A #9A1F26 #269A1F

tetradic

#1F269A #9A1F64 #9A931F #1F9A56

square

#1F269A #9A1F64 #9A931F #1F9A56

split-complementary

#1F269A #9A561F #649A1F

monochromatic

#0A0D34 #151967 #1F269A #2933CD #565EDD

Accessibility & contrast

On white

11.65

#1F269A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1F269A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F269A

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F269A	#FFFFFF	#000000	##FFFFFF
##1F269A	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9D

Deuteranopia (green-blind)

#003298

Tritanopia (blue-blind)

#00485E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1f269a;
/* rgb */ color: rgb(31, 38, 154);
/* oklch */ color: oklch(35.9% 0.183 270.2);

Tailwind

colors: {
  custom: {
    50: '#7262b9',
    500: '#1f269a',
    950: '#000000',
  },
}

SCSS

$custom: #1f269a;
$custom-light: #7262b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f269a",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 154
  },
  "hsl": {
    "h": 236.585,
    "s": 66.486,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35878,
    "c": 0.18267,
    "h": 270.2
  },
  "luminance": 0.04011
}

Semantic roles & 50–950 ramp

primary

#1F269A

secondary

#C1BA54

accent

#E03EE9

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090512

muted

#7B7981

Preview Lab

Preview with #1F269A

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

Preview Lab → · Contrast checker → · Palette generator →