#318CB9#318CB9

#318CB9 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.7% C 0.108 H 234.4°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#318CB9
RGB	rgb(49, 140, 185)
HSL	hsl(200, 58%, 46%)
HSV	hsv(200, 74%, 73%)
CMYK	cmyk(73.5%, 24.3%, 0%, 27.5%)
CIE-LAB	lab(54.98, -11.56, -31.19)
CIE-LCH	lch(54.98, 33.26, 249.66°)
OKLab	oklab(60.67% -0.0629 -0.0878)
OKLCH	oklch(60.67% 0.108 234.4)
XYZ	xyz(19.3982, 22.9097, 49.2892)
Luminance	0.2291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318CB9 #B95E31

analogous

#31B9A2 #318CB9 #3148B9

triadic

#318CB9 #B9318C #8CB931

tetradic

#318CB9 #A231B9 #B95E31 #48B931

square

#318CB9 #A231B9 #B95E31 #48B931

split-complementary

#318CB9 #B93148 #B9A231

monochromatic

#174358 #246789 #318CB9 #55A9D2 #86C1DF

Accessibility & contrast

On white

3.76

#318CB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#318CB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318CB9

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318CB9	#FFFFFF	#000000	##000000
##318CB9	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)

#768BBB

Deuteranopia (green-blind)

#647EB8

Tritanopia (blue-blind)

#00989B

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #318cb9;
/* rgb */ color: rgb(49, 140, 185);
/* oklch */ color: oklch(60.7% 0.108 234.4);

Tailwind

colors: {
  custom: {
    50: '#7badce',
    500: '#318cb9',
    950: '#000000',
  },
}

SCSS

$custom: #318cb9;
$custom-light: #7badce;
$custom-dark: #000000;

JSON

{
  "hex": "#318cb9",
  "rgb": {
    "r": 49,
    "g": 140,
    "b": 185
  },
  "hsl": {
    "h": 199.853,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.6067,
    "c": 0.10803,
    "h": 234.4
  },
  "luminance": 0.22912
}

Semantic roles & 50–950 ramp

primary

#318CB9

secondary

#C8967D

accent

#7A46E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318CB9

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

Preview Lab → · Contrast checker → · Palette generator →