#1F2F93#1F2F93

#1F2F93 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.6% C 0.164 H 269.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#1F2F93
RGB	rgb(31, 47, 147)
HSL	hsl(232, 65%, 35%)
HSV	hsv(232, 79%, 58%)
CMYK	cmyk(78.9%, 68%, 0%, 42.4%)
CIE-LAB	lab(25.05, 31.12, -56.55)
CIE-LCH	lch(25.05, 64.55, 298.82°)
OKLab	oklab(36.63% -0.0027 -0.1637)
OKLCH	oklch(36.63% 0.164 269.1)
XYZ	xyz(6.8462, 4.4302, 28.0924)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2F93 #93831F

analogous

#1F6993 #1F2F93 #491F93

triadic

#1F2F93 #931F2F #2F931F

tetradic

#1F2F93 #931F69 #93831F #1F9349

square

#1F2F93 #931F69 #93831F #1F9349

split-complementary

#1F2F93 #93491F #69931F

monochromatic

#0A0F2E #141F60 #1F2F93 #2A3FC6 #5265DA

Accessibility & contrast

On white

11.13

#1F2F93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#1F2F93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2F93

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2F93	#FFFFFF	#000000	##FFFFFF
##1F2F93	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004196

Deuteranopia (green-blind)

#003691

Tritanopia (blue-blind)

#004A5D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1f2f93;
/* rgb */ color: rgb(31, 47, 147);
/* oklch */ color: oklch(36.6% 0.164 269.1);

Tailwind

colors: {
  custom: {
    50: '#6f67b4',
    500: '#1f2f93',
    950: '#000000',
  },
}

SCSS

$custom: #1f2f93;
$custom-light: #6f67b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2f93",
  "rgb": {
    "r": 31,
    "g": 47,
    "b": 147
  },
  "hsl": {
    "h": 231.724,
    "s": 65.169,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36628,
    "c": 0.16371,
    "h": 269.1
  },
  "luminance": 0.04431
}

Semantic roles & 50–950 ramp

primary

#1F2F93

secondary

#BEAF50

accent

#D140E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1F2F93

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

Preview Lab → · Contrast checker → · Palette generator →