#1B4F92#1B4F92

#1B4F92 is a dark, vivid cyan. Relative luminance 0.079; OKLCH L 43.1% C 0.123 H 256.5°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#1B4F92
RGB	rgb(27, 79, 146)
HSL	hsl(214, 69%, 34%)
HSV	hsv(214, 82%, 57%)
CMYK	cmyk(81.5%, 45.9%, 0%, 42.7%)
CIE-LAB	lab(33.77, 8.48, -41.77)
CIE-LCH	lch(33.77, 42.63, 281.48°)
OKLab	oklab(43.14% -0.0288 -0.1198)
OKLCH	oklch(43.14% 0.123 256.5)
XYZ	xyz(8.4344, 7.8993, 28.2687)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4F92 #925E1B

analogous

#1B8B92 #1B4F92 #231B92

triadic

#1B4F92 #921B4F #4F921B

tetradic

#1B4F92 #921B8B #925E1B #1B9223

square

#1B4F92 #921B8B #925E1B #1B9223

split-complementary

#1B4F92 #92231B #8B921B

monochromatic

#08172B #11335E #1B4F92 #256BC6 #4A8ADE

Accessibility & contrast

On white

8.14

#1B4F92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1B4F92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4F92

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4F92	#FFFFFF	#000000	##FFFFFF
##1B4F92	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5595

Deuteranopia (green-blind)

#114A91

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1b4f92;
/* rgb */ color: rgb(27, 79, 146);
/* oklch */ color: oklch(43.1% 0.123 256.5);

Tailwind

colors: {
  custom: {
    50: '#6b7fb2',
    500: '#1b4f92',
    950: '#000000',
  },
}

SCSS

$custom: #1b4f92;
$custom-light: #6b7fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4f92",
  "rgb": {
    "r": 27,
    "g": 79,
    "b": 146
  },
  "hsl": {
    "h": 213.782,
    "s": 68.786,
    "l": 33.922
  },
  "oklch": {
    "l": 0.43142,
    "c": 0.12323,
    "h": 256.5
  },
  "luminance": 0.079
}

Semantic roles & 50–950 ramp

primary

#1B4F92

secondary

#BF8C49

accent

#9F3CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B4F92

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

Preview Lab → · Contrast checker → · Palette generator →