#1F26A7#1F26A7

#1F26A7 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.3% C 0.199 H 269.6°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#1F26A7
RGB	rgb(31, 38, 167)
HSL	hsl(237, 69%, 39%)
HSV	hsv(237, 81%, 65%)
CMYK	cmyk(81.4%, 77.2%, 0%, 34.5%)
CIE-LAB	lab(25.16, 43.81, -68.58)
CIE-LCH	lch(25.16, 81.38, 302.57°)
OKLab	oklab(37.34% -0.0013 -0.1987)
OKLCH	oklch(37.34% 0.199 269.6)
XYZ	xyz(8.2309, 4.4666, 36.9801)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F26A7 #A7A01F

analogous

#1F6AA7 #1F26A7 #5C1FA7

triadic

#1F26A7 #A71F26 #26A71F

tetradic

#1F26A7 #A71F6A #A7A01F #1FA75C

square

#1F26A7 #A71F6A #A7A01F #1FA75C

split-complementary

#1F26A7 #A75C1F #6AA71F

monochromatic

#0C0F40 #151A73 #1F26A7 #2B34D8 #5F66E1

Accessibility & contrast

On white

11.09

#1F26A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#1F26A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F26A7

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F26A7	#FFFFFF	#000000	##FFFFFF
##1F26A7	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AB

Deuteranopia (green-blind)

#0035A5

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1f26a7;
/* rgb */ color: rgb(31, 38, 167);
/* oklch */ color: oklch(37.3% 0.199 269.6);

Tailwind

colors: {
  custom: {
    50: '#7562c2',
    500: '#1f26a7',
    950: '#000000',
  },
}

SCSS

$custom: #1f26a7;
$custom-light: #7562c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f26a7",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 167
  },
  "hsl": {
    "h": 236.912,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.37336,
    "c": 0.19866,
    "h": 269.6
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#1F26A7

secondary

#C6C05C

accent

#E33CEC

background

#F7F5FC

surface

#EEEAF8

border

#C9C6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #1F26A7

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

Preview Lab → · Contrast checker → · Palette generator →