#318CB8#318CB8

#318CB8 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.6% C 0.107 H 233.8°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#318CB8
RGB	rgb(49, 140, 184)
HSL	hsl(200, 58%, 46%)
HSV	hsv(200, 73%, 72%)
CMYK	cmyk(73.4%, 23.9%, 0%, 27.8%)
CIE-LAB	lab(54.94, -11.91, -30.69)
CIE-LCH	lch(54.94, 32.91, 248.79°)
OKLab	oklab(60.62% -0.0633 -0.0863)
OKLCH	oklch(60.62% 0.107 233.8)
XYZ	xyz(19.2930, 22.8676, 48.7352)
Luminance	0.2287 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318CB8 #B85D31

analogous

#31B8A1 #318CB8 #3148B8

triadic

#318CB8 #B8318C #8CB831

tetradic

#318CB8 #A131B8 #B85D31 #48B831

square

#318CB8 #A131B8 #B85D31 #48B831

split-complementary

#318CB8 #B83148 #B8A131

monochromatic

#174257 #246788 #318CB8 #55A9D2 #85C1DE

Accessibility & contrast

On white

3.77

#318CB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#318CB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318CB8

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318CB8	#FFFFFF	#000000	##000000
##318CB8	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)

#768BBA

Deuteranopia (green-blind)

#647EB7

Tritanopia (blue-blind)

#00989B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #318cb8;
/* rgb */ color: rgb(49, 140, 184);
/* oklch */ color: oklch(60.6% 0.107 233.8);

Tailwind

colors: {
  custom: {
    50: '#7badcd',
    500: '#318cb8',
    950: '#000000',
  },
}

SCSS

$custom: #318cb8;
$custom-light: #7badcd;
$custom-dark: #000000;

JSON

{
  "hex": "#318cb8",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 184
  },
  "hsl": {
    "h": 199.556,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.60622,
    "c": 0.10707,
    "h": 233.8
  },
  "luminance": 0.2287
}

Semantic roles & 50–950 ramp

primary

#318CB8

secondary

#C8957D

accent

#7947E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318CB8

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

Preview Lab → · Contrast checker → · Palette generator →