#1B4E92#1B4E92

#1B4E92 is a dark, vivid cyan. Relative luminance 0.078; OKLCH L 42.9% C 0.124 H 257.0°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#1B4E92
RGB	rgb(27, 78, 146)
HSL	hsl(214, 69%, 34%)
HSV	hsv(214, 82%, 57%)
CMYK	cmyk(81.5%, 46.6%, 0%, 42.7%)
CIE-LAB	lab(33.47, 9.15, -42.26)
CIE-LCH	lch(33.47, 43.24, 282.22°)
OKLab	oklab(42.91% -0.0279 -0.1213)
OKLCH	oklch(42.91% 0.124 257)
XYZ	xyz(8.3628, 7.7561, 28.2449)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4E92 #925F1B

analogous

#1B8A92 #1B4E92 #241B92

triadic

#1B4E92 #921B4E #4E921B

tetradic

#1B4E92 #921B8A #925F1B #1B9224

square

#1B4E92 #921B8A #925F1B #1B9224

split-complementary

#1B4E92 #92241B #8A921B

monochromatic

#08172B #11325E #1B4E92 #256AC6 #4A89DE

Accessibility & contrast

On white

8.23

#1B4E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1B4E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4E92

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4E92	#FFFFFF	#000000	##FFFFFF
##1B4E92	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5495

Deuteranopia (green-blind)

#0D4A91

Tritanopia (blue-blind)

#005E69

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1b4e92;
/* rgb */ color: rgb(27, 78, 146);
/* oklch */ color: oklch(42.9% 0.124 257.0);

Tailwind

colors: {
  custom: {
    50: '#6b7fb2',
    500: '#1b4e92',
    950: '#000000',
  },
}

SCSS

$custom: #1b4e92;
$custom-light: #6b7fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4e92",
  "rgb": {
    "r": 27,
    "g": 78,
    "b": 146
  },
  "hsl": {
    "h": 214.286,
    "s": 68.786,
    "l": 33.922
  },
  "oklch": {
    "l": 0.42908,
    "c": 0.12445,
    "h": 257
  },
  "luminance": 0.07757
}

Semantic roles & 50–950 ramp

primary

#1B4E92

secondary

#BF8D49

accent

#A03CEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B4E92

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

Preview Lab → · Contrast checker → · Palette generator →