#1B5194#1B5194

#1B5194 is a dark, vivid cyan. Relative luminance 0.083; OKLCH L 43.8% C 0.124 H 255.9°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#1B5194
RGB	rgb(27, 81, 148)
HSL	hsl(213, 69%, 34%)
HSV	hsv(213, 82%, 58%)
CMYK	cmyk(81.8%, 45.3%, 0%, 42%)
CIE-LAB	lab(34.51, 7.95, -41.81)
CIE-LCH	lch(34.51, 42.56, 280.77°)
OKLab	oklab(43.75% -0.03 -0.1199)
OKLCH	oklch(43.75% 0.124 255.9)
XYZ	xyz(8.7377, 8.2549, 29.1441)
Luminance	0.0826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5194 #945E1B

analogous

#1B8E94 #1B5194 #211B94

triadic

#1B5194 #941B51 #51941B

tetradic

#1B5194 #941B8E #945E1B #1B9421

square

#1B5194 #941B8E #945E1B #1B9421

split-complementary

#1B5194 #94211B #8E941B

monochromatic

#08182C #123560 #1B5194 #246DC8 #4B8DDE

Accessibility & contrast

On white

7.92

#1B5194 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#1B5194 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5194

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5194	#FFFFFF	#000000	##FFFFFF
##1B5194	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5797

Deuteranopia (green-blind)

#154C93

Tritanopia (blue-blind)

#00616B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1b5194;
/* rgb */ color: rgb(27, 81, 148);
/* oklch */ color: oklch(43.8% 0.124 255.9);

Tailwind

colors: {
  custom: {
    50: '#6c81b4',
    500: '#1b5194',
    950: '#000000',
  },
}

SCSS

$custom: #1b5194;
$custom-light: #6c81b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5194",
  "rgb": {
    "r": 27,
    "g": 81,
    "b": 148
  },
  "hsl": {
    "h": 213.223,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43754,
    "c": 0.1236,
    "h": 255.9
  },
  "luminance": 0.08256
}

Semantic roles & 50–950 ramp

primary

#1B5194

secondary

#C08C4B

accent

#9D3CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B5194

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

Preview Lab → · Contrast checker → · Palette generator →