#1B486B#1B486B

#1B486B is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.8% C 0.077 H 245.3°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#1B486B
RGB	rgb(27, 72, 107)
HSL	hsl(206, 60%, 26%)
HSV	hsv(206, 75%, 42%)
CMYK	cmyk(74.8%, 32.7%, 0%, 58%)
CIE-LAB	lab(29.23, -2.49, -24.77)
CIE-LCH	lch(29.23, 24.89, 264.27°)
OKLab	oklab(38.84% -0.0323 -0.0701)
OKLCH	oklch(38.84% 0.077 245.3)
XYZ	xyz(5.4222, 5.9287, 14.7657)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B486B #6B3E1B

analogous

#1B6B66 #1B486B #1B206B

triadic

#1B486B #6B1B48 #486B1B

tetradic

#1B486B #661B6B #6B3E1B #206B1B

square

#1B486B #661B6B #6B3E1B #206B1B

split-complementary

#1B486B #6B1B20 #6B661B

monochromatic

#061018 #0F273A #1B486B #27699C #358ACC

Accessibility & contrast

On white

9.61

#1B486B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#1B486B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B486B

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B486B	#FFFFFF	#000000	##FFFFFF
##1B486B	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38496D

Deuteranopia (green-blind)

#2D416A

Tritanopia (blue-blind)

#005054

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1b486b;
/* rgb */ color: rgb(27, 72, 107);
/* oklch */ color: oklch(38.8% 0.077 245.3);

Tailwind

colors: {
  custom: {
    50: '#637a95',
    500: '#1b486b',
    950: '#000000',
  },
}

SCSS

$custom: #1b486b;
$custom-light: #637a95;
$custom-dark: #000000;

JSON

{
  "hex": "#1b486b",
  "rgb": {
    "r": 27,
    "g": 72,
    "b": 107
  },
  "hsl": {
    "h": 206.25,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.38838,
    "c": 0.07718,
    "h": 245.3
  },
  "luminance": 0.05929
}

Semantic roles & 50–950 ramp

primary

#1B486B

secondary

#A06B42

accent

#8A45E3

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06090D

muted

#7A7B7E

Preview Lab

Preview with #1B486B

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

Preview Lab → · Contrast checker → · Palette generator →