#1B526B#1B526B

#1B526B is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.5% C 0.070 H 231.8°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#1B526B
RGB	rgb(27, 82, 107)
HSL	hsl(199, 60%, 26%)
HSV	hsv(199, 75%, 42%)
CMYK	cmyk(74.8%, 23.4%, 0%, 58%)
CIE-LAB	lab(32.54, -8.81, -19.60)
CIE-LCH	lch(32.54, 21.49, 245.79°)
OKLab	oklab(41.47% -0.0433 -0.055)
OKLCH	oklch(41.47% 0.07 231.8)
XYZ	xyz(6.1221, 7.3284, 14.9989)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B526B #6B341B

analogous

#1B6B5C #1B526B #1B2A6B

triadic

#1B526B #6B1B52 #526B1B

tetradic

#1B526B #5C1B6B #6B341B #2A6B1B

square

#1B526B #5C1B6B #6B341B #2A6B1B

split-complementary

#1B526B #6B1B2A #6B5C1B

monochromatic

#061318 #0F2D3A #1B526B #27779C #359DCC

Accessibility & contrast

On white

8.52

#1B526B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1B526B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B526B

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B526B	#FFFFFF	#000000	##FFFFFF
##1B526B	1.00	8.52	2.47	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45516C

Deuteranopia (green-blind)

#3B496B

Tritanopia (blue-blind)

#00595A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1b526b;
/* rgb */ color: rgb(27, 82, 107);
/* oklch */ color: oklch(41.5% 0.070 231.8);

Tailwind

colors: {
  custom: {
    50: '#638295',
    500: '#1b526b',
    950: '#000000',
  },
}

SCSS

$custom: #1b526b;
$custom-light: #638295;
$custom-dark: #000000;

JSON

{
  "hex": "#1b526b",
  "rgb": {
    "r": 27,
    "g": 82,
    "b": 107
  },
  "hsl": {
    "h": 198.75,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.41465,
    "c": 0.07004,
    "h": 231.8
  },
  "luminance": 0.07329
}

Semantic roles & 50–950 ramp

primary

#1B526B

secondary

#A05F42

accent

#7645E3

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1B526B

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

Preview Lab → · Contrast checker → · Palette generator →