#19537D#19537D

#19537D is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.7% C 0.091 H 244.6°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#19537D
RGB	rgb(25, 83, 125)
HSL	hsl(205, 67%, 29%)
HSV	hsv(205, 80%, 49%)
CMYK	cmyk(80%, 33.6%, 0%, 51%)
CIE-LAB	lab(33.72, -2.79, -28.98)
CIE-LCH	lch(33.72, 29.12, 264.50°)
OKLab	oklab(42.68% -0.039 -0.0823)
OKLCH	oklch(42.68% 0.091 244.6)
XYZ	xyz(7.1944, 7.8730, 20.5385)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19537D #7D4319

analogous

#197D75 #19537D #19217D

triadic

#19537D #7D1953 #537D19

tetradic

#19537D #75197D #7D4319 #217D19

square

#19537D #75197D #7D4319 #217D19

split-complementary

#19537D #7D1921 #7D7519

monochromatic

#05111A #0F314A #19537D #2375B0 #3995D7

Accessibility & contrast

On white

8.16

#19537D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#19537D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19537D

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19537D	#FFFFFF	#000000	##FFFFFF
##19537D	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40547F

Deuteranopia (green-blind)

#314B7C

Tritanopia (blue-blind)

#005D62

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #19537d;
/* rgb */ color: rgb(25, 83, 125);
/* oklch */ color: oklch(42.7% 0.091 244.6);

Tailwind

colors: {
  custom: {
    50: '#6683a3',
    500: '#19537d',
    950: '#000000',
  },
}

SCSS

$custom: #19537d;
$custom-light: #6683a3;
$custom-dark: #000000;

JSON

{
  "hex": "#19537d",
  "rgb": {
    "r": 25,
    "g": 83,
    "b": 125
  },
  "hsl": {
    "h": 205.2,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.42677,
    "c": 0.09106,
    "h": 244.6
  },
  "luminance": 0.07874
}

Semantic roles & 50–950 ramp

primary

#19537D

secondary

#B17040

accent

#863EEA

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #19537D

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

Preview Lab → · Contrast checker → · Palette generator →