#1B5392#1B5392

#1B5392 is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 44.1% C 0.118 H 254.2°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#1B5392
RGB	rgb(27, 83, 146)
HSL	hsl(212, 69%, 34%)
HSV	hsv(212, 82%, 57%)
CMYK	cmyk(81.5%, 43.2%, 0%, 42.7%)
CIE-LAB	lab(34.99, 5.82, -39.82)
CIE-LCH	lch(34.99, 40.25, 278.32°)
OKLab	oklab(44.09% -0.0322 -0.114)
OKLCH	oklch(44.09% 0.118 254.2)
XYZ	xyz(8.7316, 8.4938, 28.3678)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5392 #925A1B

analogous

#1B8F92 #1B5392 #1F1B92

triadic

#1B5392 #921B53 #53921B

tetradic

#1B5392 #921B8F #925A1B #1B921F

square

#1B5392 #921B8F #925A1B #1B921F

split-complementary

#1B5392 #921F1B #8F921B

monochromatic

#08182B #11365E #1B5392 #2570C6 #4A8FDE

Accessibility & contrast

On white

7.78

#1B5392 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#1B5392 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5392

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5392	#FFFFFF	#000000	##FFFFFF
##1B5392	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345894

Deuteranopia (green-blind)

#1E4D91

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1b5392;
/* rgb */ color: rgb(27, 83, 146);
/* oklch */ color: oklch(44.1% 0.118 254.2);

Tailwind

colors: {
  custom: {
    50: '#6b82b2',
    500: '#1b5392',
    950: '#000000',
  },
}

SCSS

$custom: #1b5392;
$custom-light: #6b82b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5392",
  "rgb": {
    "r": 27,
    "g": 83,
    "b": 146
  },
  "hsl": {
    "h": 211.765,
    "s": 68.786,
    "l": 33.922
  },
  "oklch": {
    "l": 0.44088,
    "c": 0.11846,
    "h": 254.2
  },
  "luminance": 0.08495
}

Semantic roles & 50–950 ramp

primary

#1B5392

secondary

#BF8849

accent

#993CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B5392

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

Preview Lab → · Contrast checker → · Palette generator →