#317CA3#317CA3

#317CA3 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.7% C 0.095 H 234.9°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#317CA3
RGB	rgb(49, 124, 163)
HSL	hsl(201, 54%, 42%)
HSV	hsv(201, 70%, 64%)
CMYK	cmyk(69.9%, 23.9%, 0%, 36.1%)
CIE-LAB	lab(49.14, -10.10, -27.58)
CIE-LCH	lch(49.14, 29.37, 249.90°)
OKLab	oklab(55.71% -0.0545 -0.0775)
OKLCH	oklch(55.71% 0.095 234.9)
XYZ	xyz(15.0825, 17.7110, 37.2669)
Luminance	0.1771 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317CA3 #A35831

analogous

#31A391 #317CA3 #3143A3

triadic

#317CA3 #A3317C #7CA331

tetradic

#317CA3 #9131A3 #A35831 #43A331

square

#317CA3 #9131A3 #A35831 #43A331

split-complementary

#317CA3 #A33143 #A39131

monochromatic

#153445 #235874 #317CA3 #499DC8 #78B6D6

Accessibility & contrast

On white

4.62

#317CA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#317CA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #317CA3

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317CA3	#FFFFFF	#000000	##FFFFFF
##317CA3	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#697BA5

Deuteranopia (green-blind)

#5A70A2

Tritanopia (blue-blind)

#008689

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #317ca3;
/* rgb */ color: rgb(49, 124, 163);
/* oklch */ color: oklch(55.7% 0.095 234.9);

Tailwind

colors: {
  custom: {
    50: '#77a1be',
    500: '#317ca3',
    950: '#000000',
  },
}

SCSS

$custom: #317ca3;
$custom-light: #77a1be;
$custom-dark: #000000;

JSON

{
  "hex": "#317ca3",
  "rgb": {
    "r": 49,
    "g": 124,
    "b": 163
  },
  "hsl": {
    "h": 200.526,
    "s": 53.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.55708,
    "c": 0.09476,
    "h": 234.9
  },
  "luminance": 0.17713
}

Semantic roles & 50–950 ramp

primary

#317CA3

secondary

#BF8C71

accent

#7D4BDD

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #317CA3

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

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