#19587B#19587B

#19587B is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.8% C 0.085 H 238.0°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#19587B
RGB	rgb(25, 88, 123)
HSL	hsl(201, 66%, 29%)
HSV	hsv(201, 80%, 48%)
CMYK	cmyk(79.7%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(35.23, -6.71, -25.37)
CIE-LCH	lch(35.23, 26.24, 255.18°)
OKLab	oklab(43.84% -0.0448 -0.0717)
OKLCH	oklch(43.84% 0.085 238)
XYZ	xyz(7.4644, 8.6153, 20.0046)
Luminance	0.0862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19587B #7B3C19

analogous

#197B6D #19587B #19277B

triadic

#19587B #7B1958 #587B19

tetradic

#19587B #6D197B #7B3C19 #277B19

square

#19587B #6D197B #7B3C19 #277B19

split-complementary

#19587B #7B1927 #7B6D19

monochromatic

#051219 #0F3448 #19587B #237CAE #389ED7

Accessibility & contrast

On white

7.71

#19587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#19587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19587B

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19587B	#FFFFFF	#000000	##FFFFFF
##19587B	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47587D

Deuteranopia (green-blind)

#3A4F7A

Tritanopia (blue-blind)

#006164

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #19587b;
/* rgb */ color: rgb(25, 88, 123);
/* oklch */ color: oklch(43.8% 0.085 238.0);

Tailwind

colors: {
  custom: {
    50: '#6687a1',
    500: '#19587b',
    950: '#000000',
  },
}

SCSS

$custom: #19587b;
$custom-light: #6687a1;
$custom-dark: #000000;

JSON

{
  "hex": "#19587b",
  "rgb": {
    "r": 25,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 201.429,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.43844,
    "c": 0.08452,
    "h": 238
  },
  "luminance": 0.08616
}

Semantic roles & 50–950 ramp

primary

#19587B

secondary

#AF6840

accent

#7C3FE9

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #19587B

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

Preview Lab → · Contrast checker → · Palette generator →