#318CB7#318CB7

#318CB7 is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.6% C 0.106 H 233.1°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#318CB7
RGB	rgb(49, 140, 183)
HSL	hsl(199, 58%, 45%)
HSV	hsv(199, 73%, 72%)
CMYK	cmyk(73.2%, 23.5%, 0%, 28.2%)
CIE-LAB	lab(54.89, -12.25, -30.18)
CIE-LCH	lch(54.89, 32.57, 247.90°)
OKLab	oklab(60.57% -0.0636 -0.0849)
OKLCH	oklch(60.57% 0.106 233.1)
XYZ	xyz(19.1885, 22.8258, 48.1851)
Luminance	0.2283 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318CB7 #B75C31

analogous

#31B79F #318CB7 #3149B7

triadic

#318CB7 #B7318C #8CB731

tetradic

#318CB7 #9F31B7 #B75C31 #49B731

square

#318CB7 #9F31B7 #B75C31 #49B731

split-complementary

#318CB7 #B73149 #B79F31

monochromatic

#174256 #246787 #318CB7 #54A9D1 #84C1DE

Accessibility & contrast

On white

3.77

#318CB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#318CB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318CB7

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318CB7	#FFFFFF	#000000	##000000
##318CB7	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778BB9

Deuteranopia (green-blind)

#657EB6

Tritanopia (blue-blind)

#00979A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #318cb7;
/* rgb */ color: rgb(49, 140, 183);
/* oklch */ color: oklch(60.6% 0.106 233.1);

Tailwind

colors: {
  custom: {
    50: '#7badcc',
    500: '#318cb7',
    950: '#000000',
  },
}

SCSS

$custom: #318cb7;
$custom-light: #7badcc;
$custom-dark: #000000;

JSON

{
  "hex": "#318cb7",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 183
  },
  "hsl": {
    "h": 199.254,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.60573,
    "c": 0.10611,
    "h": 233.1
  },
  "luminance": 0.22828
}

Semantic roles & 50–950 ramp

primary

#318CB7

secondary

#C8947C

accent

#7847E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318CB7

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

Preview Lab → · Contrast checker → · Palette generator →