#1B4095#1B4095

#1B4095 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.0% C 0.146 H 263.5°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#1B4095
RGB	rgb(27, 64, 149)
HSL	hsl(222, 69%, 35%)
HSV	hsv(222, 82%, 58%)
CMYK	cmyk(81.9%, 57%, 0%, 41.6%)
CIE-LAB	lab(29.59, 19.94, -50.37)
CIE-LCH	lch(29.59, 54.17, 291.60°)
OKLab	oklab(40.01% -0.0167 -0.1454)
OKLCH	oklch(40.01% 0.146 263.5)
XYZ	xyz(7.7083, 6.0688, 29.1931)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4095 #95701B

analogous

#1B7D95 #1B4095 #331B95

triadic

#1B4095 #951B40 #40951B

tetradic

#1B4095 #951B7D #95701B #1B9533

square

#1B4095 #951B7D #95701B #1B9533

split-complementary

#1B4095 #95331B #7D951B

monochromatic

#08132D #122A61 #1B4095 #2456C9 #4C78DF

Accessibility & contrast

On white

9.49

#1B4095 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#1B4095 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4095

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4095	#FFFFFF	#000000	##FFFFFF
##1B4095	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C98

Deuteranopia (green-blind)

#004093

Tritanopia (blue-blind)

#005564

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1b4095;
/* rgb */ color: rgb(27, 64, 149);
/* oklch */ color: oklch(40.0% 0.146 263.5);

Tailwind

colors: {
  custom: {
    50: '#6d74b5',
    500: '#1b4095',
    950: '#000000',
  },
}

SCSS

$custom: #1b4095;
$custom-light: #6d74b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4095",
  "rgb": {
    "r": 27,
    "g": 64,
    "b": 149
  },
  "hsl": {
    "h": 221.803,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.4001,
    "c": 0.14637,
    "h": 263.5
  },
  "luminance": 0.0607
}

Semantic roles & 50–950 ramp

primary

#1B4095

secondary

#C19D4B

accent

#B73CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1B4095

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

Preview Lab → · Contrast checker → · Palette generator →