#317BAD#317BAD

#317BAD is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 56.0% C 0.106 H 241.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#317BAD
RGB	rgb(49, 123, 173)
HSL	hsl(204, 56%, 44%)
HSV	hsv(204, 72%, 68%)
CMYK	cmyk(71.7%, 28.9%, 0%, 32.2%)
CIE-LAB	lab(49.29, -6.00, -33.16)
CIE-LCH	lch(49.29, 33.70, 259.74°)
OKLab	oklab(55.98% -0.05 -0.0937)
OKLCH	oklch(55.98% 0.106 241.9)
XYZ	xyz(15.8895, 17.8342, 42.1320)
Luminance	0.1784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317BAD #AD6331

analogous

#31ADA1 #317BAD #313DAD

triadic

#317BAD #AD317B #7BAD31

tetradic

#317BAD #A131AD #AD6331 #3DAD31

square

#317BAD #A131AD #AD6331 #3DAD31

split-complementary

#317BAD #AD313D #ADA131

monochromatic

#16374E #23597D #317BAD #4E9ACD #7EB5DA

Accessibility & contrast

On white

4.60

#317BAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#317BAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #317BAD

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317BAD	#FFFFFF	#000000	##FFFFFF
##317BAD	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647CAF

Deuteranopia (green-blind)

#5370AC

Tritanopia (blue-blind)

#00878C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #317bad;
/* rgb */ color: rgb(49, 123, 173);
/* oklch */ color: oklch(56.0% 0.106 241.9);

Tailwind

colors: {
  custom: {
    50: '#79a1c5',
    500: '#317bad',
    950: '#000000',
  },
}

SCSS

$custom: #317bad;
$custom-light: #79a1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#317bad",
  "rgb": {
    "r": 49,
    "g": 123,
    "b": 173
  },
  "hsl": {
    "h": 204.194,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55978,
    "c": 0.10621,
    "h": 241.9
  },
  "luminance": 0.17836
}

Semantic roles & 50–950 ramp

primary

#317BAD

secondary

#C39577

accent

#8549DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #317BAD

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

Preview Lab → · Contrast checker → · Palette generator →