#317C8D#317C8D

#317C8D is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 54.7% C 0.077 H 215.3°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#317C8D
RGB	rgb(49, 124, 141)
HSL	hsl(191, 48%, 37%)
HSV	hsv(191, 65%, 55%)
CMYK	cmyk(65.2%, 12.1%, 0%, 44.7%)
CIE-LAB	lab(48.25, -17.48, -16.07)
CIE-LCH	lch(48.25, 23.74, 222.60°)
OKLab	oklab(54.7% -0.0631 -0.0447)
OKLCH	oklch(54.7% 0.077 215.3)
XYZ	xyz(13.2800, 16.9900, 27.7737)
Luminance	0.1699 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317C8D #8D4231

analogous

#318D70 #317C8D #314E8D

triadic

#317C8D #8D317C #7C8D31

tetradic

#317C8D #70318D #8D4231 #4E8D31

square

#317C8D #70318D #8D4231 #4E8D31

split-complementary

#317C8D #8D314E #8D7031

monochromatic

#112C32 #215460 #317C8D #41A4BA #6CBACC

Accessibility & contrast

On white

4.77

#317C8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#317C8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #317C8D

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317C8D	#FFFFFF	#000000	##FFFFFF
##317C8D	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#70788E

Deuteranopia (green-blind)

#636E8D

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #317c8d;
/* rgb */ color: rgb(49, 124, 141);
/* oklch */ color: oklch(54.7% 0.077 215.3);

Tailwind

colors: {
  custom: {
    50: '#74a2ae',
    500: '#317c8d',
    950: '#000000',
  },
}

SCSS

$custom: #317c8d;
$custom-light: #74a2ae;
$custom-dark: #000000;

JSON

{
  "hex": "#317c8d",
  "rgb": {
    "r": 49,
    "g": 124,
    "b": 141
  },
  "hsl": {
    "h": 191.087,
    "s": 48.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.54696,
    "c": 0.0773,
    "h": 215.3
  },
  "luminance": 0.16991
}

Semantic roles & 50–950 ramp

primary

#317C8D

secondary

#B47566

accent

#6950D8

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090F10

muted

#7B7E7F

Preview Lab

Preview with #317C8D

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

Preview Lab → · Contrast checker → · Palette generator →