#1B4987#1B4987

#1B4987 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.9% C 0.115 H 257.1°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#1B4987
RGB	rgb(27, 73, 135)
HSL	hsl(214, 67%, 32%)
HSV	hsv(214, 80%, 53%)
CMYK	cmyk(80%, 45.9%, 0%, 47.1%)
CIE-LAB	lab(31.22, 8.07, -39.12)
CIE-LCH	lch(31.22, 39.95, 281.66°)
OKLab	oklab(40.94% -0.0258 -0.1122)
OKLCH	oklch(40.94% 0.115 257.1)
XYZ	xyz(7.2061, 6.7465, 23.8394)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4987 #87591B

analogous

#1B7F87 #1B4987 #231B87

triadic

#1B4987 #871B49 #49871B

tetradic

#1B4987 #871B7F #87591B #1B8723

square

#1B4987 #871B7F #87591B #1B8723

split-complementary

#1B4987 #87231B #7F871B

monochromatic

#071221 #112D54 #1B4987 #2565BA #4383D9

Accessibility & contrast

On white

8.94

#1B4987 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1B4987 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4987

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4987	#FFFFFF	#000000	##FFFFFF
##1B4987	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294F89

Deuteranopia (green-blind)

#124586

Tritanopia (blue-blind)

#005861

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1b4987;
/* rgb */ color: rgb(27, 73, 135);
/* oklch */ color: oklch(40.9% 0.115 257.1);

Tailwind

colors: {
  custom: {
    50: '#697baa',
    500: '#1b4987',
    950: '#000000',
  },
}

SCSS

$custom: #1b4987;
$custom-light: #697baa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4987",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 135
  },
  "hsl": {
    "h": 214.444,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40937,
    "c": 0.11508,
    "h": 257.1
  },
  "luminance": 0.06747
}

Semantic roles & 50–950 ramp

primary

#1B4987

secondary

#BA8844

accent

#A13EEA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1B4987

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

Preview Lab → · Contrast checker → · Palette generator →