#1B7490#1B7490

#1B7490 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.2% C 0.090 H 224.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#1B7490
RGB	rgb(27, 116, 144)
HSL	hsl(194, 68%, 34%)
HSV	hsv(194, 81%, 56%)
CMYK	cmyk(81.3%, 19.4%, 0%, 43.5%)
CIE-LAB	lab(45.27, -15.16, -22.46)
CIE-LCH	lch(45.27, 27.10, 235.97°)
OKLab	oklab(52.19% -0.0643 -0.063)
OKLCH	oklch(52.19% 0.09 224.4)
XYZ	xyz(11.7293, 14.7360, 28.6063)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7490 #90371B

analogous

#1B9071 #1B7490 #1B3990

triadic

#1B7490 #901B74 #74901B

tetradic

#1B7490 #711B90 #90371B #39901B

square

#1B7490 #711B90 #90371B #39901B

split-complementary

#1B7490 #901B39 #90711B

monochromatic

#082129 #114A5C #1B7490 #259EC4 #49B9DD

Accessibility & contrast

On white

5.32

#1B7490 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#1B7490 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7490

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7490	#FFFFFF	#000000	##FFFFFF
##1B7490	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647191

Deuteranopia (green-blind)

#556690

Tritanopia (blue-blind)

#007C7D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1b7490;
/* rgb */ color: rgb(27, 116, 144);
/* oklch */ color: oklch(52.2% 0.090 224.4);

Tailwind

colors: {
  custom: {
    50: '#6c9cb0',
    500: '#1b7490',
    950: '#000000',
  },
}

SCSS

$custom: #1b7490;
$custom-light: #6c9cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7490",
  "rgb": {
    "r": 27,
    "g": 116,
    "b": 144
  },
  "hsl": {
    "h": 194.359,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.52188,
    "c": 0.09003,
    "h": 224.4
  },
  "luminance": 0.14737
}

Semantic roles & 50–950 ramp

primary

#1B7490

secondary

#BF6548

accent

#663DEB

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1B7490

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

Preview Lab → · Contrast checker → · Palette generator →