#1B267C#1B267C

#1B267C is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.5% C 0.144 H 270.1°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#1B267C
RGB	rgb(27, 38, 124)
HSL	hsl(233, 64%, 30%)
HSV	hsv(233, 78%, 49%)
CMYK	cmyk(78.2%, 69.4%, 0%, 51.4%)
CIE-LAB	lab(20.34, 27.96, -49.90)
CIE-LCH	lch(20.34, 57.20, 299.26°)
OKLab	oklab(32.45% 0.0003 -0.1444)
OKLCH	oklch(32.45% 0.144 270.1)
XYZ	xyz(4.7820, 3.0740, 19.4062)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B267C #7C711B

analogous

#1B577C #1B267C #411B7C

triadic

#1B267C #7C1B26 #267C1B

tetradic

#1B267C #7C1B57 #7C711B #1B7C41

square

#1B267C #7C1B57 #7C711B #1B7C41

split-complementary

#1B267C #7C411B #577C1B

monochromatic

#050819 #10174A #1B267C #2635AE #3D4ED5

Accessibility & contrast

On white

13.00

#1B267C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1B267C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B267C

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B267C	#FFFFFF	#000000	##FFFFFF
##1B267C	1.00	13.00	1.61	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367F

Deuteranopia (green-blind)

#002C7A

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1b267c;
/* rgb */ color: rgb(27, 38, 124);
/* oklch */ color: oklch(32.5% 0.144 270.1);

Tailwind

colors: {
  custom: {
    50: '#6860a3',
    500: '#1b267c',
    950: '#000000',
  },
}

SCSS

$custom: #1b267c;
$custom-light: #6860a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b267c",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 124
  },
  "hsl": {
    "h": 233.196,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.32453,
    "c": 0.14438,
    "h": 270.1
  },
  "luminance": 0.03074
}

Semantic roles & 50–950 ramp

primary

#1B267C

secondary

#B0A443

accent

#D441E7

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1B267C

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

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