#1B5087#1B5087

#1B5087 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.6% C 0.107 H 252.5°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#1B5087
RGB	rgb(27, 80, 135)
HSL	hsl(211, 67%, 32%)
HSV	hsv(211, 80%, 53%)
CMYK	cmyk(80%, 40.7%, 0%, 47.1%)
CIE-LAB	lab(33.39, 3.39, -35.66)
CIE-LCH	lch(33.39, 35.82, 275.43°)
OKLab	oklab(42.62% -0.0321 -0.1018)
OKLCH	oklch(42.62% 0.107 252.5)
XYZ	xyz(7.6922, 7.7187, 24.0014)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5087 #87521B

analogous

#1B8687 #1B5087 #1C1B87

triadic

#1B5087 #871B50 #50871B

tetradic

#1B5087 #871B86 #87521B #1B871C

square

#1B5087 #871B86 #87521B #1B871C

split-complementary

#1B5087 #871C1B #86871B

monochromatic

#071421 #113254 #1B5087 #256EBA #438DD9

Accessibility & contrast

On white

8.25

#1B5087 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1B5087 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5087

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5087	#FFFFFF	#000000	##FFFFFF
##1B5087	1.00	8.25	2.54	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365489

Deuteranopia (green-blind)

#244A86

Tritanopia (blue-blind)

#005D65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1b5087;
/* rgb */ color: rgb(27, 80, 135);
/* oklch */ color: oklch(42.6% 0.107 252.5);

Tailwind

colors: {
  custom: {
    50: '#6980aa',
    500: '#1b5087',
    950: '#000000',
  },
}

SCSS

$custom: #1b5087;
$custom-light: #6980aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5087",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 135
  },
  "hsl": {
    "h": 210.556,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.42622,
    "c": 0.10679,
    "h": 252.5
  },
  "luminance": 0.0772
}

Semantic roles & 50–950 ramp

primary

#1B5087

secondary

#BA8044

accent

#953EEA

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1B5087

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

Preview Lab → · Contrast checker → · Palette generator →