#1F2686#1F2686

#1F2686 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.7% C 0.157 H 271.3°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#1F2686
RGB	rgb(31, 38, 134)
HSL	hsl(236, 62%, 32%)
HSV	hsv(236, 77%, 53%)
CMYK	cmyk(76.9%, 71.6%, 0%, 47.5%)
CIE-LAB	lab(21.57, 32.14, -54.18)
CIE-LCH	lch(21.57, 63.00, 300.68°)
OKLab	oklab(33.72% 0.0037 -0.1568)
OKLCH	oklch(33.72% 0.157 271.3)
XYZ	xyz(5.5598, 3.3982, 22.9125)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2686 #867F1F

analogous

#1F5A86 #1F2686 #4B1F86

triadic

#1F2686 #861F26 #26861F

tetradic

#1F2686 #861F5A #867F1F #1F864B

square

#1F2686 #861F5A #867F1F #1F864B

split-complementary

#1F2686 #864B1F #5A861F

monochromatic

#080A23 #141854 #1F2686 #2A34B8 #4A54D5

Accessibility & contrast

On white

12.50

#1F2686 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1F2686 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2686

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2686	#FFFFFF	#000000	##FFFFFF
##1F2686	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003989

Deuteranopia (green-blind)

#002F84

Tritanopia (blue-blind)

#004153

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1f2686;
/* rgb */ color: rgb(31, 38, 134);
/* oklch */ color: oklch(33.7% 0.157 271.3);

Tailwind

colors: {
  custom: {
    50: '#6c61aa',
    500: '#1f2686',
    950: '#000000',
  },
}

SCSS

$custom: #1f2686;
$custom-light: #6c61aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2686",
  "rgb": {
    "r": 31,
    "g": 38,
    "b": 134
  },
  "hsl": {
    "h": 235.922,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33715,
    "c": 0.15682,
    "h": 271.3
  },
  "luminance": 0.03399
}

Semantic roles & 50–950 ramp

primary

#1F2686

secondary

#B8B049

accent

#DA42E5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1F2686

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

Preview Lab → · Contrast checker → · Palette generator →