#318DB8#318DB8

#318DB8 is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.9% C 0.107 H 232.9°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#318DB8
RGB	rgb(49, 141, 184)
HSL	hsl(199, 58%, 46%)
HSV	hsv(199, 73%, 72%)
CMYK	cmyk(73.4%, 23.4%, 0%, 27.8%)
CIE-LAB	lab(55.24, -12.47, -30.22)
CIE-LCH	lch(55.24, 32.69, 247.58°)
OKLab	oklab(60.86% -0.0643 -0.085)
OKLCH	oklch(60.86% 0.107 232.9)
XYZ	xyz(19.4398, 23.1612, 48.7841)
Luminance	0.2316 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318DB8 #B85C31

analogous

#31B89F #318DB8 #3149B8

triadic

#318DB8 #B8318D #8DB831

tetradic

#318DB8 #9F31B8 #B85C31 #49B831

square

#318DB8 #9F31B8 #B85C31 #49B831

split-complementary

#318DB8 #B83149 #B89F31

monochromatic

#174357 #246888 #318DB8 #55AAD2 #85C2DE

Accessibility & contrast

On white

3.73

#318DB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#318DB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318DB8

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318DB8	#FFFFFF	#000000	##000000
##318DB8	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788CBA

Deuteranopia (green-blind)

#657FB7

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #318db8;
/* rgb */ color: rgb(49, 141, 184);
/* oklch */ color: oklch(60.9% 0.107 232.9);

Tailwind

colors: {
  custom: {
    50: '#7baecd',
    500: '#318db8',
    950: '#000000',
  },
}

SCSS

$custom: #318db8;
$custom-light: #7baecd;
$custom-dark: #000000;

JSON

{
  "hex": "#318db8",
  "rgb": {
    "r": 49,
    "g": 141,
    "b": 184
  },
  "hsl": {
    "h": 199.111,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.60862,
    "c": 0.10656,
    "h": 232.9
  },
  "luminance": 0.23163
}

Semantic roles & 50–950 ramp

primary

#318DB8

secondary

#C8957D

accent

#7847E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318DB8

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

Preview Lab → · Contrast checker → · Palette generator →