#317EB8#317EB8

#317EB8 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.3% C 0.117 H 244.9°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#317EB8
RGB	rgb(49, 126, 184)
HSL	hsl(206, 58%, 46%)
HSV	hsv(206, 73%, 72%)
CMYK	cmyk(73.4%, 31.5%, 0%, 27.8%)
CIE-LAB	lab(50.73, -3.84, -37.27)
CIE-LCH	lch(50.73, 37.47, 264.12°)
OKLab	oklab(57.28% -0.0496 -0.1056)
OKLCH	oklch(57.28% 0.117 244.9)
XYZ	xyz(17.3759, 19.0334, 48.0962)
Luminance	0.1903 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317EB8 #B86B31

analogous

#31B8AE #317EB8 #313AB8

triadic

#317EB8 #B8317E #7EB831

tetradic

#317EB8 #AE31B8 #B86B31 #3AB831

square

#317EB8 #AE31B8 #B86B31 #3AB831

split-complementary

#317EB8 #B8313A #B8AE31

monochromatic

#173C57 #245D88 #317EB8 #559CD2 #85B8DE

Accessibility & contrast

On white

4.37

#317EB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#317EB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317EB8

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317EB8	#FFFFFF	#000000	##000000
##317EB8	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6380BB

Deuteranopia (green-blind)

#5173B7

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #317eb8;
/* rgb */ color: rgb(49, 126, 184);
/* oklch */ color: oklch(57.3% 0.117 244.9);

Tailwind

colors: {
  custom: {
    50: '#7ba3cd',
    500: '#317eb8',
    950: '#000000',
  },
}

SCSS

$custom: #317eb8;
$custom-light: #7ba3cd;
$custom-dark: #000000;

JSON

{
  "hex": "#317eb8",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 184
  },
  "hsl": {
    "h": 205.778,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.57283,
    "c": 0.11665,
    "h": 244.9
  },
  "luminance": 0.19035
}

Semantic roles & 50–950 ramp

primary

#317EB8

secondary

#C89D7D

accent

#8947E1

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #317EB8

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

Preview Lab → · Contrast checker → · Palette generator →