#31597C#31597C

#31597C is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.1% C 0.073 H 246.7°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#31597C
RGB	rgb(49, 89, 124)
HSL	hsl(208, 43%, 34%)
HSV	hsv(208, 60%, 49%)
CMYK	cmyk(60.5%, 28.2%, 0%, 51.4%)
CIE-LAB	lab(36.47, -2.76, -23.99)
CIE-LCH	lch(36.47, 24.15, 263.44°)
OKLab	oklab(45.08% -0.029 -0.0674)
OKLCH	oklch(45.08% 0.073 246.7)
XYZ	xyz(8.4758, 9.2522, 20.4041)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31597C #7C5431

analogous

#317C7A #31597C #31347C

triadic

#31597C #7C3159 #597C31

tetradic

#31597C #7A317C #7C5431 #347C31

square

#31597C #7A317C #7C5431 #347C31

split-complementary

#31597C #7C3134 #7C7A31

monochromatic

#0E1A24 #203A50 #31597C #4278A8 #6597C2

Accessibility & contrast

On white

7.37

#31597C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#31597C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31597C

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31597C	#FFFFFF	#000000	##FFFFFF
##31597C	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5A7E

Deuteranopia (green-blind)

#40527B

Tritanopia (blue-blind)

#006165

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #31597c;
/* rgb */ color: rgb(49, 89, 124);
/* oklch */ color: oklch(45.1% 0.073 246.7);

Tailwind

colors: {
  custom: {
    50: '#7087a2',
    500: '#31597c',
    950: '#000000',
  },
}

SCSS

$custom: #31597c;
$custom-light: #7087a2;
$custom-dark: #000000;

JSON

{
  "hex": "#31597c",
  "rgb": {
    "r": 49,
    "g": 89,
    "b": 124
  },
  "hsl": {
    "h": 208,
    "s": 43.353,
    "l": 33.922
  },
  "oklch": {
    "l": 0.45076,
    "c": 0.0734,
    "h": 246.7
  },
  "luminance": 0.09253
}

Semantic roles & 50–950 ramp

primary

#31597C

secondary

#AA825F

accent

#9055D3

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080B0F

muted

#7B7C7E

Preview Lab

Preview with #31597C

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

Preview Lab → · Contrast checker → · Palette generator →