#317DC9#317DC9

#317DC9 is a mid, vivid cyan. Relative luminance 0.195; OKLCH L 58.0% C 0.139 H 251.5°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#317DC9
RGB	rgb(49, 125, 201)
HSL	hsl(210, 61%, 49%)
HSV	hsv(210, 76%, 79%)
CMYK	cmyk(75.6%, 37.8%, 0%, 21.2%)
CIE-LAB	lab(51.31, 2.95, -46.09)
CIE-LCH	lch(51.31, 46.18, 273.66°)
OKLab	oklab(58.03% -0.0439 -0.1314)
OKLCH	oklch(58.03% 0.139 251.5)
XYZ	xyz(19.1389, 19.5350, 58.0090)
Luminance	0.1954 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317DC9 #C97D31

analogous

#31C9C9 #317DC9 #3131C9

triadic

#317DC9 #C9317D #7DC931

tetradic

#317DC9 #C931C9 #C97D31 #31C931

square

#317DC9 #C931C9 #C97D31 #31C931

split-complementary

#317DC9 #C93131 #C9C931

monochromatic

#194067 #255E98 #317DC9 #5F9CD8 #90BAE4

Accessibility & contrast

On white

4.28

#317DC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#317DC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317DC9

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317DC9	#FFFFFF	#000000	##000000
##317DC9	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5982CC

Deuteranopia (green-blind)

#4274C7

Tritanopia (blue-blind)

#008F99

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #317dc9;
/* rgb */ color: rgb(49, 125, 201);
/* oklch */ color: oklch(58.0% 0.139 251.5);

Tailwind

colors: {
  custom: {
    50: '#7ea2da',
    500: '#317dc9',
    950: '#000000',
  },
}

SCSS

$custom: #317dc9;
$custom-light: #7ea2da;
$custom-dark: #000000;

JSON

{
  "hex": "#317dc9",
  "rgb": {
    "r": 49,
    "g": 125,
    "b": 201
  },
  "hsl": {
    "h": 210,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.58026,
    "c": 0.13853,
    "h": 251.5
  },
  "luminance": 0.19537
}

Semantic roles & 50–950 ramp

primary

#317DC9

secondary

#CFAB87

accent

#9444E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F15

muted

#7C7E83

Preview Lab

Preview with #317DC9

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

Preview Lab → · Contrast checker → · Palette generator →