#317BC4#317BC4

#317BC4 is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.3% C 0.134 H 251.1°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#317BC4
RGB	rgb(49, 123, 196)
HSL	hsl(210, 60%, 48%)
HSV	hsv(210, 75%, 77%)
CMYK	cmyk(75%, 37.2%, 0%, 23.1%)
CIE-LAB	lab(50.46, 2.32, -44.59)
CIE-LCH	lch(50.46, 44.65, 272.98°)
OKLab	oklab(57.27% -0.0434 -0.127)
OKLCH	oklch(57.27% 0.134 251.1)
XYZ	xyz(18.3096, 18.8023, 54.8781)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317BC4 #C47A31

analogous

#31C4C3 #317BC4 #3131C4

triadic

#317BC4 #C4317B #7BC431

tetradic

#317BC4 #C331C4 #C47A31 #31C431

square

#317BC4 #C331C4 #C47A31 #31C431

split-complementary

#317BC4 #C43131 #C4C331

monochromatic

#193E62 #255C93 #317BC4 #5C9AD6 #8DB8E2

Accessibility & contrast

On white

4.41

#317BC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#317BC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317BC4

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317BC4	#FFFFFF	#000000	##000000
##317BC4	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597FC7

Deuteranopia (green-blind)

#4372C3

Tritanopia (blue-blind)

#008C96

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #317bc4;
/* rgb */ color: rgb(49, 123, 196);
/* oklch */ color: oklch(57.3% 0.134 251.1);

Tailwind

colors: {
  custom: {
    50: '#7da0d6',
    500: '#317bc4',
    950: '#000000',
  },
}

SCSS

$custom: #317bc4;
$custom-light: #7da0d6;
$custom-dark: #000000;

JSON

{
  "hex": "#317bc4",
  "rgb": {
    "r": 49,
    "g": 123,
    "b": 196
  },
  "hsl": {
    "h": 209.796,
    "s": 60,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57272,
    "c": 0.13421,
    "h": 251.1
  },
  "luminance": 0.18804
}

Semantic roles & 50–950 ramp

primary

#317BC4

secondary

#CDA884

accent

#9345E3

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #317BC4

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

Preview Lab → · Contrast checker → · Palette generator →