#317EC0#317EC0

#317EC0 is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 57.7% C 0.126 H 248.0°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#317EC0
RGB	rgb(49, 126, 192)
HSL	hsl(208, 59%, 47%)
HSV	hsv(208, 74%, 75%)
CMYK	cmyk(74.5%, 34.4%, 0%, 24.7%)
CIE-LAB	lab(51.13, -0.95, -41.23)
CIE-LCH	lch(51.13, 41.24, 268.68°)
OKLab	oklab(57.73% -0.0472 -0.1171)
OKLCH	oklch(57.73% 0.126 248)
XYZ	xyz(18.2383, 19.3784, 52.6381)
Luminance	0.1938 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317EC0 #C07331

analogous

#31C0BA #317EC0 #3137C0

triadic

#317EC0 #C0317E #7EC031

tetradic

#317EC0 #BA31C0 #C07331 #37C031

square

#317EC0 #BA31C0 #C07331 #37C031

split-complementary

#317EC0 #C03137 #C0BA31

monochromatic

#183E5E #255E8F #317EC0 #599CD5 #8AB9E1

Accessibility & contrast

On white

4.31

#317EC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#317EC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317EC0

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317EC0	#FFFFFF	#000000	##000000
##317EC0	1.00	4.31	4.88	4.88
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6081C3

Deuteranopia (green-blind)

#4B74BF

Tritanopia (blue-blind)

#008E96

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #317ec0;
/* rgb */ color: rgb(49, 126, 192);
/* oklch */ color: oklch(57.7% 0.126 248.0);

Tailwind

colors: {
  custom: {
    50: '#7ca3d3',
    500: '#317ec0',
    950: '#000000',
  },
}

SCSS

$custom: #317ec0;
$custom-light: #7ca3d3;
$custom-dark: #000000;

JSON

{
  "hex": "#317ec0",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 192
  },
  "hsl": {
    "h": 207.692,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5773,
    "c": 0.12631,
    "h": 248
  },
  "luminance": 0.1938
}

Semantic roles & 50–950 ramp

primary

#317EC0

secondary

#CBA482

accent

#8E45E3

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #317EC0

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

Preview Lab → · Contrast checker → · Palette generator →