#318DB2#318DB2

#318DB2 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.6% C 0.101 H 228.9°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#318DB2
RGB	rgb(49, 141, 178)
HSL	hsl(197, 57%, 45%)
HSV	hsv(197, 72%, 70%)
CMYK	cmyk(72.5%, 20.8%, 0%, 30.2%)
CIE-LAB	lab(54.98, -14.52, -27.18)
CIE-LCH	lch(54.98, 30.82, 241.89°)
OKLab	oklab(60.58% -0.0665 -0.0763)
OKLCH	oklch(60.58% 0.101 228.9)
XYZ	xyz(18.8241, 22.9149, 45.5418)
Luminance	0.2292 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318DB2 #B25631

analogous

#31B296 #318DB2 #314DB2

triadic

#318DB2 #B2318D #8DB231

tetradic

#318DB2 #9631B2 #B25631 #4DB231

square

#318DB2 #9631B2 #B25631 #4DB231

split-complementary

#318DB2 #B2314D #B29631

monochromatic

#174152 #246782 #318DB2 #51ABCF #81C2DC

Accessibility & contrast

On white

3.76

#318DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#318DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318DB2

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318DB2	#FFFFFF	#000000	##000000
##318DB2	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB4

Deuteranopia (green-blind)

#687EB1

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #318db2;
/* rgb */ color: rgb(49, 141, 178);
/* oklch */ color: oklch(60.6% 0.101 228.9);

Tailwind

colors: {
  custom: {
    50: '#7aaec9',
    500: '#318db2',
    950: '#000000',
  },
}

SCSS

$custom: #318db2;
$custom-light: #7aaec9;
$custom-dark: #000000;

JSON

{
  "hex": "#318db2",
  "rgb": {
    "r": 49,
    "g": 141,
    "b": 178
  },
  "hsl": {
    "h": 197.209,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.60577,
    "c": 0.10116,
    "h": 228.9
  },
  "luminance": 0.22917
}

Semantic roles & 50–950 ramp

primary

#318DB2

secondary

#C58F79

accent

#7348E0

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318DB2

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

Preview Lab → · Contrast checker → · Palette generator →