#317CB8#317CB8

#317CB8 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.8% C 0.118 H 246.3°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#317CB8
RGB	rgb(49, 124, 184)
HSL	hsl(207, 58%, 46%)
HSV	hsv(207, 73%, 72%)
CMYK	cmyk(73.4%, 32.6%, 0%, 27.8%)
CIE-LAB	lab(50.13, -2.65, -38.21)
CIE-LCH	lch(50.13, 38.30, 266.03°)
OKLab	oklab(56.81% -0.0476 -0.1084)
OKLCH	oklch(56.81% 0.118 246.3)
XYZ	xyz(17.1227, 18.5270, 48.0118)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317CB8 #B86D31

analogous

#31B8B0 #317CB8 #3138B8

triadic

#317CB8 #B8317C #7CB831

tetradic

#317CB8 #B031B8 #B86D31 #38B831

square

#317CB8 #B031B8 #B86D31 #38B831

split-complementary

#317CB8 #B83138 #B8B031

monochromatic

#173B57 #245B88 #317CB8 #559AD2 #85B7DE

Accessibility & contrast

On white

4.46

#317CB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#317CB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317CB8

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317CB8	#FFFFFF	#000000	##000000
##317CB8	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617EBB

Deuteranopia (green-blind)

#4E72B7

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #317cb8;
/* rgb */ color: rgb(49, 124, 184);
/* oklch */ color: oklch(56.8% 0.118 246.3);

Tailwind

colors: {
  custom: {
    50: '#7ba1cd',
    500: '#317cb8',
    950: '#000000',
  },
}

SCSS

$custom: #317cb8;
$custom-light: #7ba1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#317cb8",
  "rgb": {
    "r": 49,
    "g": 124,
    "b": 184
  },
  "hsl": {
    "h": 206.667,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.56813,
    "c": 0.11836,
    "h": 246.3
  },
  "luminance": 0.18529
}

Semantic roles & 50–950 ramp

primary

#317CB8

secondary

#C89E7D

accent

#8B47E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #317CB8

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

Preview Lab → · Contrast checker → · Palette generator →