#1B2F96#1B2F96

#1B2F96 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.8% C 0.169 H 267.8°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#1B2F96
RGB	rgb(27, 47, 150)
HSL	hsl(230, 69%, 35%)
HSV	hsv(230, 82%, 59%)
CMYK	cmyk(82%, 68.7%, 0%, 41.2%)
CIE-LAB	lab(25.16, 31.89, -58.22)
CIE-LCH	lch(25.16, 66.38, 298.71°)
OKLab	oklab(36.75% -0.0066 -0.1686)
OKLCH	oklch(36.75% 0.169 267.8)
XYZ	xyz(6.9716, 4.4672, 29.3431)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2F96 #96821B

analogous

#1B6D96 #1B2F96 #451B96

triadic

#1B2F96 #961B2F #2F961B

tetradic

#1B2F96 #961B6D #96821B #1B9645

square

#1B2F96 #961B6D #96821B #1B9645

split-complementary

#1B2F96 #96451B #6D961B

monochromatic

#080E2E #121F62 #1B2F96 #243FCA #4D64DF

Accessibility & contrast

On white

11.09

#1B2F96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#1B2F96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2F96

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2F96	#FFFFFF	#000000	##FFFFFF
##1B2F96	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004299

Deuteranopia (green-blind)

#003694

Tritanopia (blue-blind)

#004B5E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1b2f96;
/* rgb */ color: rgb(27, 47, 150);
/* oklch */ color: oklch(36.8% 0.169 267.8);

Tailwind

colors: {
  custom: {
    50: '#6f67b6',
    500: '#1b2f96',
    950: '#000000',
  },
}

SCSS

$custom: #1b2f96;
$custom-light: #6f67b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2f96",
  "rgb": {
    "r": 27,
    "g": 47,
    "b": 150
  },
  "hsl": {
    "h": 230.244,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36751,
    "c": 0.16876,
    "h": 267.8
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#1B2F96

secondary

#C1AE4C

accent

#D03BEC

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1B2F96

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

Preview Lab → · Contrast checker → · Palette generator →