#318FB8#318FB8

#318FB8 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.3% C 0.106 H 231.1°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#318FB8
RGB	rgb(49, 143, 184)
HSL	hsl(198, 58%, 46%)
HSV	hsv(198, 73%, 72%)
CMYK	cmyk(73.4%, 22.3%, 0%, 27.8%)
CIE-LAB	lab(55.84, -13.58, -29.28)
CIE-LCH	lch(55.84, 32.27, 245.11°)
OKLab	oklab(61.35% -0.0663 -0.0823)
OKLCH	oklch(61.35% 0.106 231.1)
XYZ	xyz(19.7373, 23.7563, 48.8833)
Luminance	0.2376 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FB8 #B85A31

analogous

#31B89D #318FB8 #314BB8

triadic

#318FB8 #B8318F #8FB831

tetradic

#318FB8 #9D31B8 #B85A31 #4BB831

square

#318FB8 #9D31B8 #B85A31 #4BB831

split-complementary

#318FB8 #B8314B #B89D31

monochromatic

#174457 #246988 #318FB8 #55ACD2 #85C3DE

Accessibility & contrast

On white

3.65

#318FB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#318FB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FB8

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FB8	#FFFFFF	#000000	##000000
##318FB8	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8DBA

Deuteranopia (green-blind)

#6880B7

Tritanopia (blue-blind)

#009A9D

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #318fb8;
/* rgb */ color: rgb(49, 143, 184);
/* oklch */ color: oklch(61.3% 0.106 231.1);

Tailwind

colors: {
  custom: {
    50: '#7bafcd',
    500: '#318fb8',
    950: '#000000',
  },
}

SCSS

$custom: #318fb8;
$custom-light: #7bafcd;
$custom-dark: #000000;

JSON

{
  "hex": "#318fb8",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 184
  },
  "hsl": {
    "h": 198.222,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.61345,
    "c": 0.10563,
    "h": 231.1
  },
  "luminance": 0.23759
}

Semantic roles & 50–950 ramp

primary

#318FB8

secondary

#C8947D

accent

#7647E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318FB8

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

Preview Lab → · Contrast checker → · Palette generator →