#1B267D#1B267D

#1B267D is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.6% C 0.146 H 270.1°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#1B267D
RGB	rgb(27, 38, 125)
HSL	hsl(233, 64%, 30%)
HSV	hsv(233, 78%, 49%)
CMYK	cmyk(78.4%, 69.6%, 0%, 51%)
CIE-LAB	lab(20.44, 28.34, -50.37)
CIE-LCH	lch(20.44, 57.80, 299.36°)
OKLab	oklab(32.56% 0.0003 -0.1458)
OKLCH	oklch(32.56% 0.146 270.1)
XYZ	xyz(4.8455, 3.0994, 19.7409)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B267D #7D721B

analogous

#1B577D #1B267D #411B7D

triadic

#1B267D #7D1B26 #267D1B

tetradic

#1B267D #7D1B57 #7D721B #1B7D41

square

#1B267D #7D1B57 #7D721B #1B7D41

split-complementary

#1B267D #7D411B #577D1B

monochromatic

#050819 #10174B #1B267D #2635AF #3D4ED5

Accessibility & contrast

On white

12.96

#1B267D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1B267D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B267D

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B267D	#FFFFFF	#000000	##FFFFFF
##1B267D	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003680

Deuteranopia (green-blind)

#002D7B

Tritanopia (blue-blind)

#003E4E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1b267d;
/* rgb */ color: rgb(27, 38, 125);
/* oklch */ color: oklch(32.6% 0.146 270.1);

Tailwind

colors: {
  custom: {
    50: '#6960a4',
    500: '#1b267d',
    950: '#000000',
  },
}

SCSS

$custom: #1b267d;
$custom-light: #6960a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b267d",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 125
  },
  "hsl": {
    "h": 233.265,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.32556,
    "c": 0.14576,
    "h": 270.1
  },
  "luminance": 0.031
}

Semantic roles & 50–950 ramp

primary

#1B267D

secondary

#B1A543

accent

#D540E7

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1B267D

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

Preview Lab → · Contrast checker → · Palette generator →