#1B5192#1B5192

#1B5192 is a dark, vivid cyan. Relative luminance 0.082; OKLCH L 43.6% C 0.121 H 255.4°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#1B5192
RGB	rgb(27, 81, 146)
HSL	hsl(213, 69%, 34%)
HSV	hsv(213, 82%, 57%)
CMYK	cmyk(81.5%, 44.5%, 0%, 42.7%)
CIE-LAB	lab(34.38, 7.15, -40.80)
CIE-LCH	lch(34.38, 41.42, 279.94°)
OKLab	oklab(43.61% -0.0305 -0.1169)
OKLCH	oklch(43.61% 0.121 255.4)
XYZ	xyz(8.5808, 8.1922, 28.3176)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5192 #925C1B

analogous

#1B8D92 #1B5192 #211B92

triadic

#1B5192 #921B51 #51921B

tetradic

#1B5192 #921B8D #925C1B #1B9221

square

#1B5192 #921B8D #925C1B #1B9221

split-complementary

#1B5192 #92211B #8D921B

monochromatic

#08182B #11345E #1B5192 #256EC6 #4A8DDE

Accessibility & contrast

On white

7.96

#1B5192 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#1B5192 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5192

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5192	#FFFFFF	#000000	##FFFFFF
##1B5192	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305795

Deuteranopia (green-blind)

#184C91

Tritanopia (blue-blind)

#00606A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1b5192;
/* rgb */ color: rgb(27, 81, 146);
/* oklch */ color: oklch(43.6% 0.121 255.4);

Tailwind

colors: {
  custom: {
    50: '#6b81b2',
    500: '#1b5192',
    950: '#000000',
  },
}

SCSS

$custom: #1b5192;
$custom-light: #6b81b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5192",
  "rgb": {
    "r": 27,
    "g": 81,
    "b": 146
  },
  "hsl": {
    "h": 212.773,
    "s": 68.786,
    "l": 33.922
  },
  "oklch": {
    "l": 0.43613,
    "c": 0.12083,
    "h": 255.4
  },
  "luminance": 0.08193
}

Semantic roles & 50–950 ramp

primary

#1B5192

secondary

#BF8A49

accent

#9C3CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B5192

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

Preview Lab → · Contrast checker → · Palette generator →