#317FA1#317FA1

#317FA1 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.3% C 0.091 H 230.3°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#317FA1
RGB	rgb(49, 127, 161)
HSL	hsl(198, 53%, 41%)
HSV	hsv(198, 70%, 63%)
CMYK	cmyk(69.6%, 21.1%, 0%, 36.9%)
CIE-LAB	lab(49.98, -12.49, -25.12)
CIE-LCH	lch(49.98, 28.05, 243.56°)
OKLab	oklab(56.35% -0.0584 -0.0704)
OKLCH	oklch(56.35% 0.091 230.3)
XYZ	xyz(15.2865, 18.4032, 36.4579)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317FA1 #A15331

analogous

#31A18B #317FA1 #3147A1

triadic

#317FA1 #A1317F #7FA131

tetradic

#317FA1 #8B31A1 #A15331 #47A131

square

#317FA1 #8B31A1 #A15331 #47A131

split-complementary

#317FA1 #A13147 #A18B31

monochromatic

#143543 #235A72 #317FA1 #48A1C7 #77B9D6

Accessibility & contrast

On white

4.49

#317FA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#317FA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317FA1

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317FA1	#FFFFFF	#000000	##000000
##317FA1	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA3

Deuteranopia (green-blind)

#5E72A1

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #317fa1;
/* rgb */ color: rgb(49, 127, 161);
/* oklch */ color: oklch(56.3% 0.091 230.3);

Tailwind

colors: {
  custom: {
    50: '#77a4bd',
    500: '#317fa1',
    950: '#000000',
  },
}

SCSS

$custom: #317fa1;
$custom-light: #77a4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#317fa1",
  "rgb": {
    "r": 49,
    "g": 127,
    "b": 161
  },
  "hsl": {
    "h": 198.214,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.56347,
    "c": 0.09147,
    "h": 230.3
  },
  "luminance": 0.18405
}

Semantic roles & 50–950 ramp

primary

#317FA1

secondary

#BE8870

accent

#774BDD

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #317FA1

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

Preview Lab → · Contrast checker → · Palette generator →