#1B2E86#1B2E86

#1B2E86 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.0% C 0.148 H 268.0°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B2E86
RGB	rgb(27, 46, 134)
HSL	hsl(229, 66%, 32%)
HSV	hsv(229, 80%, 53%)
CMYK	cmyk(79.9%, 65.7%, 0%, 47.5%)
CIE-LAB	lab(23.36, 26.39, -51.25)
CIE-LCH	lch(23.36, 57.64, 297.25°)
OKLab	oklab(34.97% -0.0052 -0.1483)
OKLCH	oklch(34.97% 0.148 268)
XYZ	xyz(5.7306, 3.9076, 23.0019)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2E86 #86731B

analogous

#1B6486 #1B2E86 #3E1B86

triadic

#1B2E86 #861B2E #2E861B

tetradic

#1B2E86 #861B64 #86731B #1B863E

square

#1B2E86 #861B64 #86731B #1B863E

split-complementary

#1B2E86 #863E1B #64861B

monochromatic

#060B20 #111D53 #1B2E86 #253FB9 #425DD9

Accessibility & contrast

On white

11.79

#1B2E86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1B2E86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2E86

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2E86	#FFFFFF	#000000	##FFFFFF
##1B2E86	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D89

Deuteranopia (green-blind)

#003384

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1b2e86;
/* rgb */ color: rgb(27, 46, 134);
/* oklch */ color: oklch(35.0% 0.148 268.0);

Tailwind

colors: {
  custom: {
    50: '#6a66aa',
    500: '#1b2e86',
    950: '#000000',
  },
}

SCSS

$custom: #1b2e86;
$custom-light: #6a66aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2e86",
  "rgb": {
    "r": 27,
    "g": 46,
    "b": 134
  },
  "hsl": {
    "h": 229.346,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.34965,
    "c": 0.14835,
    "h": 268
  },
  "luminance": 0.03908
}

Semantic roles & 50–950 ramp

primary

#1B2E86

secondary

#B9A444

accent

#CB3EE9

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1B2E86

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

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