#307DC6#307DC6

#307DC6 is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 57.8% C 0.135 H 250.4°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#307DC6
RGB	rgb(48, 125, 198)
HSL	hsl(209, 61%, 48%)
HSV	hsv(209, 76%, 78%)
CMYK	cmyk(75.8%, 36.9%, 0%, 22.4%)
CIE-LAB	lab(51.12, 1.72, -44.68)
CIE-LCH	lch(51.12, 44.71, 272.21°)
OKLab	oklab(57.82% -0.0453 -0.1273)
OKLCH	oklch(57.82% 0.135 250.4)
XYZ	xyz(18.7417, 19.3707, 56.1663)
Luminance	0.1937 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307DC6 #C67930

analogous

#30C6C4 #307DC6 #3032C6

triadic

#307DC6 #C6307D #7DC630

tetradic

#307DC6 #C430C6 #C67930 #32C630

square

#307DC6 #C430C6 #C67930 #32C630

split-complementary

#307DC6 #C63032 #C6C430

monochromatic

#183F63 #245E95 #307DC6 #5C9BD7 #8DB9E3

Accessibility & contrast

On white

4.31

#307DC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#307DC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307DC6

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307DC6	#FFFFFF	#000000	##000000
##307DC6	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B81C9

Deuteranopia (green-blind)

#4473C5

Tritanopia (blue-blind)

#008E98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #307dc6;
/* rgb */ color: rgb(48, 125, 198);
/* oklch */ color: oklch(57.8% 0.135 250.4);

Tailwind

colors: {
  custom: {
    50: '#7da2d7',
    500: '#307dc6',
    950: '#000000',
  },
}

SCSS

$custom: #307dc6;
$custom-light: #7da2d7;
$custom-dark: #000000;

JSON

{
  "hex": "#307dc6",
  "rgb": {
    "r": 48,
    "g": 125,
    "b": 198
  },
  "hsl": {
    "h": 209.2,
    "s": 60.976,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57818,
    "c": 0.13507,
    "h": 250.4
  },
  "luminance": 0.19373
}

Semantic roles & 50–950 ramp

primary

#307DC6

secondary

#CEA884

accent

#9244E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #307DC6

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

Preview Lab → · Contrast checker → · Palette generator →