#1B268F#1B268F

#1B268F is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.5% C 0.170 H 269.4°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#1B268F
RGB	rgb(27, 38, 143)
HSL	hsl(234, 68%, 33%)
HSV	hsv(234, 81%, 56%)
CMYK	cmyk(81.1%, 73.4%, 0%, 43.9%)
CIE-LAB	lab(22.31, 35.08, -58.59)
CIE-LCH	lch(22.31, 68.29, 300.91°)
OKLab	oklab(34.47% -0.0017 -0.1697)
OKLCH	oklch(34.47% 0.17 269.4)
XYZ	xyz(6.1013, 3.6017, 26.3549)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B268F #8F841B

analogous

#1B608F #1B268F #4A1B8F

triadic

#1B268F #8F1B26 #268F1B

tetradic

#1B268F #8F1B60 #8F841B #1B8F4A

square

#1B268F #8F1B60 #8F841B #1B8F4A

split-complementary

#1B268F #8F4A1B #608F1B

monochromatic

#080B28 #11185C #1B268F #2534C2 #4856DC

Accessibility & contrast

On white

12.21

#1B268F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1B268F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B268F

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B268F	#FFFFFF	#000000	##FFFFFF
##1B268F	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00308D

Tritanopia (blue-blind)

#004458

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1b268f;
/* rgb */ color: rgb(27, 38, 143);
/* oklch */ color: oklch(34.5% 0.170 269.4);

Tailwind

colors: {
  custom: {
    50: '#6e61b1',
    500: '#1b268f',
    950: '#000000',
  },
}

SCSS

$custom: #1b268f;
$custom-light: #6e61b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1b268f",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 143
  },
  "hsl": {
    "h": 234.31,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.34471,
    "c": 0.16974,
    "h": 269.4
  },
  "luminance": 0.03602
}

Semantic roles & 50–950 ramp

primary

#1B268F

secondary

#BEB348

accent

#DB3DEB

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#080511

muted

#7B7980

Preview Lab

Preview with #1B268F

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

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