#317EA5#317EA5

#317EA5 is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.3% C 0.096 H 234.3°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#317EA5
RGB	rgb(49, 126, 165)
HSL	hsl(200, 54%, 42%)
HSV	hsv(200, 70%, 65%)
CMYK	cmyk(70.3%, 23.6%, 0%, 35.3%)
CIE-LAB	lab(49.85, -10.55, -27.66)
CIE-LCH	lch(49.85, 29.60, 249.12°)
OKLab	oklab(56.3% -0.0558 -0.0777)
OKLCH	oklch(56.3% 0.096 234.3)
XYZ	xyz(15.5163, 18.2896, 38.3025)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317EA5 #A55831

analogous

#31A592 #317EA5 #3144A5

triadic

#317EA5 #A5317E #7EA531

tetradic

#317EA5 #9231A5 #A55831 #44A531

square

#317EA5 #9231A5 #A55831 #44A531

split-complementary

#317EA5 #A53144 #A59231

monochromatic

#153647 #235A76 #317EA5 #4A9EC9 #79B8D7

Accessibility & contrast

On white

4.51

#317EA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#317EA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317EA5

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317EA5	#FFFFFF	#000000	##000000
##317EA5	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7DA7

Deuteranopia (green-blind)

#5B72A4

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #317ea5;
/* rgb */ color: rgb(49, 126, 165);
/* oklch */ color: oklch(56.3% 0.096 234.3);

Tailwind

colors: {
  custom: {
    50: '#78a3c0',
    500: '#317ea5',
    950: '#000000',
  },
}

SCSS

$custom: #317ea5;
$custom-light: #78a3c0;
$custom-dark: #000000;

JSON

{
  "hex": "#317ea5",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 165
  },
  "hsl": {
    "h": 200.172,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.56296,
    "c": 0.09571,
    "h": 234.3
  },
  "luminance": 0.18291
}

Semantic roles & 50–950 ramp

primary

#317EA5

secondary

#C08C72

accent

#7C4ADE

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #317EA5

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

Preview Lab → · Contrast checker → · Palette generator →