#318BBD#318BBD

#318BBD is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.6% C 0.113 H 237.5°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#318BBD
RGB	rgb(49, 139, 189)
HSL	hsl(201, 59%, 47%)
HSV	hsv(201, 74%, 74%)
CMYK	cmyk(74.1%, 26.5%, 0%, 25.9%)
CIE-LAB	lab(54.86, -9.61, -33.66)
CIE-LCH	lch(54.86, 35.00, 254.07°)
OKLab	oklab(60.63% -0.0606 -0.095)
OKLCH	oklch(60.63% 0.113 237.5)
XYZ	xyz(19.6809, 22.7900, 51.4959)
Luminance	0.2279 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318BBD #BD6331

analogous

#31BDA9 #318BBD #3145BD

triadic

#318BBD #BD318B #8BBD31

tetradic

#318BBD #A931BD #BD6331 #45BD31

square

#318BBD #A931BD #BD6331 #45BD31

split-complementary

#318BBD #BD3145 #BDA931

monochromatic

#18445C #24678C #318BBD #58A7D4 #88C1E0

Accessibility & contrast

On white

3.78

#318BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#318BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318BBD

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318BBD	#FFFFFF	#000000	##000000
##318BBD	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738BBF

Deuteranopia (green-blind)

#607DBC

Tritanopia (blue-blind)

#00989C

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #318bbd;
/* rgb */ color: rgb(49, 139, 189);
/* oklch */ color: oklch(60.6% 0.113 237.5);

Tailwind

colors: {
  custom: {
    50: '#7cacd1',
    500: '#318bbd',
    950: '#000000',
  },
}

SCSS

$custom: #318bbd;
$custom-light: #7cacd1;
$custom-dark: #000000;

JSON

{
  "hex": "#318bbd",
  "rgb": {
    "r": 49,
    "g": 139,
    "b": 189
  },
  "hsl": {
    "h": 201.429,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.6063,
    "c": 0.11264,
    "h": 237.5
  },
  "luminance": 0.22792
}

Semantic roles & 50–950 ramp

primary

#318BBD

secondary

#CA9A80

accent

#7E46E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #318BBD

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

Preview Lab → · Contrast checker → · Palette generator →