#1B486E#1B486E

#1B486E is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 39.0% C 0.081 H 247.3°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#1B486E
RGB	rgb(27, 72, 110)
HSL	hsl(207, 61%, 27%)
HSV	hsv(207, 75%, 43%)
CMYK	cmyk(75.5%, 34.5%, 0%, 56.9%)
CIE-LAB	lab(29.39, -1.31, -26.41)
CIE-LCH	lch(29.39, 26.44, 267.17°)
OKLab	oklab(39.02% -0.0313 -0.0749)
OKLCH	oklch(39.02% 0.081 247.3)
XYZ	xyz(5.5828, 5.9929, 15.6113)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B486E #6E411B

analogous

#1B6E6B #1B486E #1B1F6E

triadic

#1B486E #6E1B48 #486E1B

tetradic

#1B486E #6B1B6E #6E411B #1F6E1B

square

#1B486E #6B1B6E #6E411B #1F6E1B

split-complementary

#1B486E #6E1B1F #6E6B1B

monochromatic

#061019 #0F283D #1B486E #27689F #3688CE

Accessibility & contrast

On white

9.55

#1B486E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1B486E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B486E

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B486E	#FFFFFF	#000000	##FFFFFF
##1B486E	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374A70

Deuteranopia (green-blind)

#2B426D

Tritanopia (blue-blind)

#005156

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1b486e;
/* rgb */ color: rgb(27, 72, 110);
/* oklch */ color: oklch(39.0% 0.081 247.3);

Tailwind

colors: {
  custom: {
    50: '#637a98',
    500: '#1b486e',
    950: '#000000',
  },
}

SCSS

$custom: #1b486e;
$custom-light: #637a98;
$custom-dark: #000000;

JSON

{
  "hex": "#1b486e",
  "rgb": {
    "r": 27,
    "g": 72,
    "b": 110
  },
  "hsl": {
    "h": 207.47,
    "s": 60.584,
    "l": 26.863
  },
  "oklch": {
    "l": 0.3902,
    "c": 0.08117,
    "h": 247.3
  },
  "luminance": 0.05994
}

Semantic roles & 50–950 ramp

primary

#1B486E

secondary

#A36E42

accent

#8D44E4

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090D

muted

#7A7B7E

Preview Lab

Preview with #1B486E

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

Preview Lab → · Contrast checker → · Palette generator →