#1B5494#1B5494

#1B5494 is a dark, vivid cyan. Relative luminance 0.087; OKLCH L 44.5% C 0.120 H 254.2°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#1B5494
RGB	rgb(27, 84, 148)
HSL	hsl(212, 69%, 34%)
HSV	hsv(212, 82%, 58%)
CMYK	cmyk(81.8%, 43.2%, 0%, 42%)
CIE-LAB	lab(35.42, 5.96, -40.35)
CIE-LCH	lch(35.42, 40.78, 278.41°)
OKLab	oklab(44.46% -0.0326 -0.1155)
OKLCH	oklch(44.46% 0.12 254.2)
XYZ	xyz(8.9656, 8.7107, 29.2200)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5494 #945B1B

analogous

#1B9194 #1B5494 #1F1B94

triadic

#1B5494 #941B54 #54941B

tetradic

#1B5494 #941B91 #945B1B #1B941F

square

#1B5494 #941B91 #945B1B #1B941F

split-complementary

#1B5494 #941F1B #91941B

monochromatic

#08192C #123760 #1B5494 #2471C8 #4B90DE

Accessibility & contrast

On white

7.66

#1B5494 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#1B5494 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5494

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5494	#FFFFFF	#000000	##FFFFFF
##1B5494	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345997

Deuteranopia (green-blind)

#1E4E93

Tritanopia (blue-blind)

#00636C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1b5494;
/* rgb */ color: rgb(27, 84, 148);
/* oklch */ color: oklch(44.5% 0.120 254.2);

Tailwind

colors: {
  custom: {
    50: '#6c83b4',
    500: '#1b5494',
    950: '#000000',
  },
}

SCSS

$custom: #1b5494;
$custom-light: #6c83b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5494",
  "rgb": {
    "r": 27,
    "g": 84,
    "b": 148
  },
  "hsl": {
    "h": 211.736,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.44463,
    "c": 0.12005,
    "h": 254.2
  },
  "luminance": 0.08712
}

Semantic roles & 50–950 ramp

primary

#1B5494

secondary

#C0894B

accent

#993CEC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B5494

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

Preview Lab → · Contrast checker → · Palette generator →