#19577D#19577D

#19577D is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.7% C 0.088 H 240.5°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#19577D
RGB	rgb(25, 87, 125)
HSL	hsl(203, 67%, 29%)
HSV	hsv(203, 80%, 49%)
CMYK	cmyk(80%, 30.4%, 0%, 51%)
CIE-LAB	lab(35.01, -5.32, -26.95)
CIE-LCH	lch(35.01, 27.47, 258.84°)
OKLab	oklab(43.7% -0.0431 -0.0763)
OKLCH	oklch(43.7% 0.088 240.5)
XYZ	xyz(7.5093, 8.5028, 20.6435)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#19577D #7D3F19

analogous

#197D71 #19577D #19257D

triadic

#19577D #7D1957 #577D19

tetradic

#19577D #71197D #7D3F19 #257D19

square

#19577D #71197D #7D3F19 #257D19

split-complementary

#19577D #7D1925 #7D7119

monochromatic

#05121A #0F344A #19577D #237AB0 #399BD7

Accessibility & contrast

On white

7.78

#19577D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#19577D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19577D

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##19577D	#FFFFFF	#000000	##FFFFFF
##19577D	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45577F

Deuteranopia (green-blind)

#374E7C

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #19577d;
/* rgb */ color: rgb(25, 87, 125);
/* oklch */ color: oklch(43.7% 0.088 240.5);

Tailwind

colors: {
  custom: {
    50: '#6686a3',
    500: '#19577d',
    950: '#000000',
  },
}

SCSS

$custom: #19577d;
$custom-light: #6686a3;
$custom-dark: #000000;

JSON

{
  "hex": "#19577d",
  "rgb": {
    "r": 25,
    "g": 87,
    "b": 125
  },
  "hsl": {
    "h": 202.8,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.43699,
    "c": 0.0876,
    "h": 240.5
  },
  "luminance": 0.08504
}

Semantic roles & 50–950 ramp

primary

#19577D

secondary

#B16B40

accent

#7F3EEA

background

#F6F8FA

surface

#EBEFF3

border

#C6CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #19577D

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

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