#317BB6#317BB6

#317BB6 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.5% C 0.117 H 246.1°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#317BB6
RGB	rgb(49, 123, 182)
HSL	hsl(207, 58%, 45%)
HSV	hsv(207, 73%, 71%)
CMYK	cmyk(73.1%, 32.4%, 0%, 28.6%)
CIE-LAB	lab(49.73, -2.78, -37.69)
CIE-LCH	lch(49.73, 37.79, 265.79°)
OKLab	oklab(56.47% -0.0472 -0.1068)
OKLCH	oklch(56.47% 0.117 246.1)
XYZ	xyz(16.7899, 18.1944, 46.8739)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317BB6 #B66C31

analogous

#31B6AF #317BB6 #3138B6

triadic

#317BB6 #B6317B #7BB631

tetradic

#317BB6 #AF31B6 #B66C31 #38B631

square

#317BB6 #AF31B6 #B66C31 #38B631

split-complementary

#317BB6 #B63138 #B6AF31

monochromatic

#173A56 #245A86 #317BB6 #5399D1 #84B6DE

Accessibility & contrast

On white

4.53

#317BB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#317BB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317BB6

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317BB6	#FFFFFF	#000000	##000000
##317BB6	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607DB9

Deuteranopia (green-blind)

#4D71B5

Tritanopia (blue-blind)

#008990

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #317bb6;
/* rgb */ color: rgb(49, 123, 182);
/* oklch */ color: oklch(56.5% 0.117 246.1);

Tailwind

colors: {
  custom: {
    50: '#7aa0cc',
    500: '#317bb6',
    950: '#000000',
  },
}

SCSS

$custom: #317bb6;
$custom-light: #7aa0cc;
$custom-dark: #000000;

JSON

{
  "hex": "#317bb6",
  "rgb": {
    "r": 49,
    "g": 123,
    "b": 182
  },
  "hsl": {
    "h": 206.617,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.56466,
    "c": 0.11682,
    "h": 246.1
  },
  "luminance": 0.18196
}

Semantic roles & 50–950 ramp

primary

#317BB6

secondary

#C79D7C

accent

#8B47E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #317BB6

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

Preview Lab → · Contrast checker → · Palette generator →