#1F296A#1F296A

#1F296A is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.5% C 0.113 H 271.6°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#1F296A
RGB	rgb(31, 41, 106)
HSL	hsl(232, 55%, 27%)
HSV	hsv(232, 71%, 42%)
CMYK	cmyk(70.8%, 61.3%, 0%, 58.4%)
CIE-LAB	lab(19.71, 19.39, -39.35)
CIE-LCH	lch(19.71, 43.87, 296.24°)
OKLab	oklab(31.54% 0.0032 -0.1133)
OKLCH	oklch(31.54% 0.113 271.6)
XYZ	xyz(3.9587, 2.9174, 13.9874)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F296A #6A601F

analogous

#1F4F6A #1F296A #3B1F6A

triadic

#1F296A #6A1F29 #296A1F

tetradic

#1F296A #6A1F4F #6A601F #1F6A3B

square

#1F296A #6A1F4F #6A601F #1F6A3B

split-complementary

#1F296A #6A3B1F #4F6A1F

monochromatic

#070918 #11173B #1F296A #2D3B99 #3D4FC6

Accessibility & contrast

On white

13.26

#1F296A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1F296A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F296A

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F296A	#FFFFFF	#000000	##FFFFFF
##1F296A	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336C

Deuteranopia (green-blind)

#002C69

Tritanopia (blue-blind)

#003945

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1f296a;
/* rgb */ color: rgb(31, 41, 106);
/* oklch */ color: oklch(31.5% 0.113 271.6);

Tailwind

colors: {
  custom: {
    50: '#656295',
    500: '#1f296a',
    950: '#000000',
  },
}

SCSS

$custom: #1f296a;
$custom-light: #656295;
$custom-dark: #000000;

JSON

{
  "hex": "#1f296a",
  "rgb": {
    "r": 31,
    "g": 41,
    "b": 106
  },
  "hsl": {
    "h": 232,
    "s": 54.745,
    "l": 26.863
  },
  "oklch": {
    "l": 0.3154,
    "c": 0.11336,
    "h": 271.6
  },
  "luminance": 0.02918
}

Semantic roles & 50–950 ramp

primary

#1F296A

secondary

#9E9347

accent

#CA4ADE

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #1F296A

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

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