#1B5097#1B5097

#1B5097 is a dark, vivid cyan. Relative luminance 0.082; OKLCH L 43.7% C 0.129 H 257.2°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#1B5097
RGB	rgb(27, 80, 151)
HSL	hsl(214, 70%, 35%)
HSV	hsv(214, 82%, 59%)
CMYK	cmyk(82.1%, 47%, 0%, 40.8%)
CIE-LAB	lab(34.40, 9.83, -43.80)
CIE-LCH	lch(34.40, 44.89, 282.65°)
OKLab	oklab(43.74% -0.0286 -0.1257)
OKLCH	oklch(43.74% 0.129 257.2)
XYZ	xyz(8.9045, 8.2036, 30.3863)
Luminance	0.0820 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5097 #97621B

analogous

#1B8E97 #1B5097 #241B97

triadic

#1B5097 #971B50 #50971B

tetradic

#1B5097 #971B8E #97621B #1B9724

square

#1B5097 #971B8E #97621B #1B9724

split-complementary

#1B5097 #97241B #8E971B

monochromatic

#08192F #123463 #1B5097 #246CCB #4D8CDF

Accessibility & contrast

On white

7.95

#1B5097 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#1B5097 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5097

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5097	#FFFFFF	#000000	##FFFFFF
##1B5097	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A579A

Deuteranopia (green-blind)

#084C96

Tritanopia (blue-blind)

#00616C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1b5097;
/* rgb */ color: rgb(27, 80, 151);
/* oklch */ color: oklch(43.7% 0.129 257.2);

Tailwind

colors: {
  custom: {
    50: '#6d80b6',
    500: '#1b5097',
    950: '#000000',
  },
}

SCSS

$custom: #1b5097;
$custom-light: #6d80b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5097",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 151
  },
  "hsl": {
    "h": 214.355,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.43736,
    "c": 0.12897,
    "h": 257.2
  },
  "luminance": 0.08205
}

Semantic roles & 50–950 ramp

primary

#1B5097

secondary

#C18F4C

accent

#A13BEC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1B5097

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

Preview Lab → · Contrast checker → · Palette generator →