#1B527D#1B527D

#1B527D is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.5% C 0.091 H 246.1°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#1B527D
RGB	rgb(27, 82, 125)
HSL	hsl(206, 64%, 30%)
HSV	hsv(206, 78%, 49%)
CMYK	cmyk(78.4%, 34.4%, 0%, 51%)
CIE-LAB	lab(33.45, -1.89, -29.40)
CIE-LCH	lch(33.45, 29.46, 266.32°)
OKLab	oklab(42.48% -0.0369 -0.0835)
OKLCH	oklch(42.48% 0.091 246.1)
XYZ	xyz(7.1695, 7.7474, 20.5156)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B527D #7D461B

analogous

#1B7D77 #1B527D #1B217D

triadic

#1B527D #7D1B52 #527D1B

tetradic

#1B527D #771B7D #7D461B #217D1B

square

#1B527D #771B7D #7D461B #217D1B

split-complementary

#1B527D #7D1B21 #7D771B

monochromatic

#051119 #10314B #1B527D #2673AF #3D92D5

Accessibility & contrast

On white

8.24

#1B527D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1B527D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B527D

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B527D	#FFFFFF	#000000	##FFFFFF
##1B527D	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E547F

Deuteranopia (green-blind)

#304B7C

Tritanopia (blue-blind)

#005C61

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1b527d;
/* rgb */ color: rgb(27, 82, 125);
/* oklch */ color: oklch(42.5% 0.091 246.1);

Tailwind

colors: {
  custom: {
    50: '#6782a3',
    500: '#1b527d',
    950: '#000000',
  },
}

SCSS

$custom: #1b527d;
$custom-light: #6782a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b527d",
  "rgb": {
    "r": 27,
    "g": 82,
    "b": 125
  },
  "hsl": {
    "h": 206.327,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.42484,
    "c": 0.09127,
    "h": 246.1
  },
  "luminance": 0.07748
}

Semantic roles & 50–950 ramp

primary

#1B527D

secondary

#B17343

accent

#8A40E7

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1B527D

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

Preview Lab → · Contrast checker → · Palette generator →