#1F26A8#1F26A8

#1F26A8 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.5% C 0.200 H 269.6°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#1F26A8
RGB	rgb(31, 38, 168)
HSL	hsl(237, 69%, 39%)
HSV	hsv(237, 82%, 66%)
CMYK	cmyk(81.5%, 77.4%, 0%, 34.1%)
CIE-LAB	lab(25.27, 44.15, -68.99)
CIE-LCH	lch(25.27, 81.91, 302.61°)
OKLab	oklab(37.45% -0.0015 -0.1999)
OKLCH	oklch(37.45% 0.2 269.6)
XYZ	xyz(8.3237, 4.5037, 37.4688)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F26A8 #A8A11F

analogous

#1F6BA8 #1F26A8 #5D1FA8

triadic

#1F26A8 #A81F26 #26A81F

tetradic

#1F26A8 #A81F6B #A8A11F #1FA85D

square

#1F26A8 #A81F6B #A8A11F #1FA85D

split-complementary

#1F26A8 #A85D1F #6BA81F

monochromatic

#0C0F41 #151A74 #1F26A8 #2C35D8 #6066E2

Accessibility & contrast

On white

11.05

#1F26A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#1F26A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F26A8

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F26A8	#FFFFFF	#000000	##FFFFFF
##1F26A8	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0035A6

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1f26a8;
/* rgb */ color: rgb(31, 38, 168);
/* oklch */ color: oklch(37.5% 0.200 269.6);

Tailwind

colors: {
  custom: {
    50: '#7562c3',
    500: '#1f26a8',
    950: '#000000',
  },
}

SCSS

$custom: #1f26a8;
$custom-light: #7562c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1f26a8",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 168
  },
  "hsl": {
    "h": 236.934,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.3745,
    "c": 0.19988,
    "h": 269.6
  },
  "luminance": 0.04505
}

Semantic roles & 50–950 ramp

primary

#1F26A8

secondary

#C6C15D

accent

#E33CEC

background

#F7F5FC

surface

#EEEAF8

border

#C9C6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #1F26A8

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

Preview Lab → · Contrast checker → · Palette generator →