#308FCE#308FCE

#308FCE is a light, vivid cyan. Relative luminance 0.247; OKLCH L 62.4% C 0.129 H 242.5°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#308FCE
RGB	rgb(48, 143, 206)
HSL	hsl(204, 62%, 50%)
HSV	hsv(204, 77%, 81%)
CMYK	cmyk(76.7%, 30.6%, 0%, 19.2%)
CIE-LAB	lab(56.81, -6.01, -40.23)
CIE-LCH	lch(56.81, 40.67, 261.50°)
OKLab	oklab(62.43% -0.0594 -0.114)
OKLCH	oklch(62.43% 0.129 242.5)
XYZ	xyz(22.1776, 24.7269, 61.9845)
Luminance	0.2473 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308FCE #CE6F30

analogous

#30CEBE #308FCE #3040CE

triadic

#308FCE #CE308F #8FCE30

tetradic

#308FCE #BE30CE #CE6F30 #40CE30

square

#308FCE #BE30CE #CE6F30 #40CE30

split-complementary

#308FCE #CE3040 #CEBE30

monochromatic

#194A6B #246D9C #308FCE #61AADA #93C5E6

Accessibility & contrast

On white

3.53

#308FCE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#308FCE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308FCE

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308FCE	#FFFFFF	#000000	##000000
##308FCE	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7290D1

Deuteranopia (green-blind)

#5C82CD

Tritanopia (blue-blind)

#009FA5

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #308fce;
/* rgb */ color: rgb(48, 143, 206);
/* oklch */ color: oklch(62.4% 0.129 242.5);

Tailwind

colors: {
  custom: {
    50: '#7fafdd',
    500: '#308fce',
    950: '#000000',
  },
}

SCSS

$custom: #308fce;
$custom-light: #7fafdd;
$custom-dark: #000000;

JSON

{
  "hex": "#308fce",
  "rgb": {
    "r": 48,
    "g": 143,
    "b": 206
  },
  "hsl": {
    "h": 203.924,
    "s": 62.205,
    "l": 49.804
  },
  "oklch": {
    "l": 0.62431,
    "c": 0.12855,
    "h": 242.5
  },
  "luminance": 0.2473
}

Semantic roles & 50–950 ramp

primary

#308FCE

secondary

#D1A689

accent

#8343E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #308FCE

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

Preview Lab → · Contrast checker → · Palette generator →