#318FB9#318FB9

#318FB9 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.4% C 0.107 H 231.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#318FB9
RGB	rgb(49, 143, 185)
HSL	hsl(199, 58%, 46%)
HSV	hsv(199, 74%, 73%)
CMYK	cmyk(73.5%, 22.7%, 0%, 27.5%)
CIE-LAB	lab(55.89, -13.24, -29.78)
CIE-LCH	lch(55.89, 32.59, 246.03°)
OKLab	oklab(61.39% -0.0659 -0.0837)
OKLCH	oklch(61.39% 0.107 231.8)
XYZ	xyz(19.8425, 23.7984, 49.4373)
Luminance	0.2380 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FB9 #B95B31

analogous

#31B99F #318FB9 #314BB9

triadic

#318FB9 #B9318F #8FB931

tetradic

#318FB9 #9F31B9 #B95B31 #4BB931

square

#318FB9 #9F31B9 #B95B31 #4BB931

split-complementary

#318FB9 #B9314B #B99F31

monochromatic

#174458 #246A89 #318FB9 #55ABD2 #86C3DF

Accessibility & contrast

On white

3.65

#318FB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#318FB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FB9

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FB9	#FFFFFF	#000000	##000000
##318FB9	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8DBB

Deuteranopia (green-blind)

#6880B8

Tritanopia (blue-blind)

#009A9D

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #318fb9;
/* rgb */ color: rgb(49, 143, 185);
/* oklch */ color: oklch(61.4% 0.107 231.8);

Tailwind

colors: {
  custom: {
    50: '#7cafce',
    500: '#318fb9',
    950: '#000000',
  },
}

SCSS

$custom: #318fb9;
$custom-light: #7cafce;
$custom-dark: #000000;

JSON

{
  "hex": "#318fb9",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 185
  },
  "hsl": {
    "h": 198.529,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.61393,
    "c": 0.10654,
    "h": 231.8
  },
  "luminance": 0.23801
}

Semantic roles & 50–950 ramp

primary

#318FB9

secondary

#C8957D

accent

#7646E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318FB9

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

Preview Lab → · Contrast checker → · Palette generator →