#317FD4#317FD4

#317FD4 is a mid, vivid cyan. Relative luminance 0.206; OKLCH L 59.1% C 0.150 H 253.4°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#317FD4
RGB	rgb(49, 127, 212)
HSL	hsl(211, 65%, 51%)
HSV	hsv(211, 77%, 83%)
CMYK	cmyk(76.9%, 40.1%, 0%, 16.9%)
CIE-LAB	lab(52.49, 5.78, -50.45)
CIE-LCH	lch(52.49, 50.78, 276.54°)
OKLab	oklab(59.15% -0.0431 -0.1441)
OKLCH	oklch(59.15% 0.15 253.4)
XYZ	xyz(20.7352, 20.5827, 65.1546)
Luminance	0.2059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317FD4 #D48631

analogous

#31D1D4 #317FD4 #3431D4

triadic

#317FD4 #D4317F #7FD431

tetradic

#317FD4 #D431D1 #D48631 #31D434

square

#317FD4 #D431D1 #D48631 #31D434

split-complementary

#317FD4 #D43431 #D1D431

monochromatic

#184373 #2361A5 #317FD4 #649EDF #96BEE9

Accessibility & contrast

On white

4.10

#317FD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#317FD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317FD4

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317FD4	#FFFFFF	#000000	##000000
##317FD4	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5685D7

Deuteranopia (green-blind)

#3B76D2

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #317fd4;
/* rgb */ color: rgb(49, 127, 212);
/* oklch */ color: oklch(59.1% 0.150 253.4);

Tailwind

colors: {
  custom: {
    50: '#80a3e2',
    500: '#317fd4',
    950: '#000000',
  },
}

SCSS

$custom: #317fd4;
$custom-light: #80a3e2;
$custom-dark: #000000;

JSON

{
  "hex": "#317fd4",
  "rgb": {
    "r": 49,
    "g": 127,
    "b": 212
  },
  "hsl": {
    "h": 211.288,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.59146,
    "c": 0.15045,
    "h": 253.4
  },
  "luminance": 0.20585
}

Semantic roles & 50–950 ramp

primary

#317FD4

secondary

#D4B28C

accent

#983FE8

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #317FD4

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

Preview Lab → · Contrast checker → · Palette generator →