#317FB9#317FB9

#317FB9 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.6% C 0.117 H 244.6°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#317FB9
RGB	rgb(49, 127, 185)
HSL	hsl(206, 58%, 46%)
HSV	hsv(206, 74%, 73%)
CMYK	cmyk(73.5%, 31.4%, 0%, 27.5%)
CIE-LAB	lab(51.07, -4.07, -37.30)
CIE-LCH	lch(51.07, 37.52, 263.77°)
OKLab	oklab(57.57% -0.0502 -0.1057)
OKLCH	oklch(57.57% 0.117 244.6)
XYZ	xyz(17.6096, 19.3325, 48.6930)
Luminance	0.1933 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317FB9 #B96B31

analogous

#31B9AF #317FB9 #313BB9

triadic

#317FB9 #B9317F #7FB931

tetradic

#317FB9 #AF31B9 #B96B31 #3BB931

square

#317FB9 #AF31B9 #B96B31 #3BB931

split-complementary

#317FB9 #B9313B #B9AF31

monochromatic

#173D58 #245E89 #317FB9 #559DD2 #86B9DF

Accessibility & contrast

On white

4.31

#317FB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#317FB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317FB9

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317FB9	#FFFFFF	#000000	##000000
##317FB9	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6481BC

Deuteranopia (green-blind)

#5274B8

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #317fb9;
/* rgb */ color: rgb(49, 127, 185);
/* oklch */ color: oklch(57.6% 0.117 244.6);

Tailwind

colors: {
  custom: {
    50: '#7ba3ce',
    500: '#317fb9',
    950: '#000000',
  },
}

SCSS

$custom: #317fb9;
$custom-light: #7ba3ce;
$custom-dark: #000000;

JSON

{
  "hex": "#317fb9",
  "rgb": {
    "r": 49,
    "g": 127,
    "b": 185
  },
  "hsl": {
    "h": 205.588,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.57574,
    "c": 0.11699,
    "h": 244.6
  },
  "luminance": 0.19334
}

Semantic roles & 50–950 ramp

primary

#317FB9

secondary

#C89D7D

accent

#8946E1

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #317FB9

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

Preview Lab → · Contrast checker → · Palette generator →