#1F2A93#1F2A93

#1F2A93 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.8% C 0.169 H 270.0°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F2A93
RGB	rgb(31, 42, 147)
HSL	hsl(234, 65%, 35%)
HSV	hsv(234, 79%, 58%)
CMYK	cmyk(78.9%, 71.4%, 0%, 42.4%)
CIE-LAB	lab(23.85, 34.36, -58.53)
CIE-LCH	lch(23.85, 67.87, 300.42°)
OKLab	oklab(35.76% 0 -0.1695)
OKLCH	oklch(35.76% 0.169 270)
XYZ	xyz(6.6577, 4.0531, 28.0295)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2A93 #93881F

analogous

#1F6493 #1F2A93 #4E1F93

triadic

#1F2A93 #931F2A #2A931F

tetradic

#1F2A93 #931F64 #93881F #1F934E

square

#1F2A93 #931F64 #93881F #1F934E

split-complementary

#1F2A93 #934E1F #64931F

monochromatic

#0A0D2E #141C60 #1F2A93 #2A38C6 #525FDA

Accessibility & contrast

On white

11.60

#1F2A93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1F2A93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2A93

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2A93	#FFFFFF	#000000	##FFFFFF
##1F2A93	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E96

Deuteranopia (green-blind)

#003391

Tritanopia (blue-blind)

#00475B

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2a93;
/* rgb */ color: rgb(31, 42, 147);
/* oklch */ color: oklch(35.8% 0.169 270.0);

Tailwind

colors: {
  custom: {
    50: '#7064b4',
    500: '#1f2a93',
    950: '#000000',
  },
}

SCSS

$custom: #1f2a93;
$custom-light: #7064b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2a93",
  "rgb": {
    "r": 31,
    "g": 42,
    "b": 147
  },
  "hsl": {
    "h": 234.31,
    "s": 65.169,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35758,
    "c": 0.16946,
    "h": 270
  },
  "luminance": 0.04054
}

Semantic roles & 50–950 ramp

primary

#1F2A93

secondary

#BEB350

accent

#D840E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2A93

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

Preview Lab → · Contrast checker → · Palette generator →