#307EC7#307EC7

#307EC7 is a mid, vivid cyan. Relative luminance 0.197; OKLCH L 58.1% C 0.135 H 250.2°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#307EC7
RGB	rgb(48, 126, 199)
HSL	hsl(209, 61%, 48%)
HSV	hsv(209, 76%, 78%)
CMYK	cmyk(75.9%, 36.7%, 0%, 22%)
CIE-LAB	lab(51.46, 1.48, -44.70)
CIE-LCH	lch(51.46, 44.73, 271.90°)
OKLab	oklab(58.11% -0.0459 -0.1273)
OKLCH	oklch(58.11% 0.135 250.2)
XYZ	xyz(18.9847, 19.6714, 56.8182)
Luminance	0.1967 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307EC7 #C77930

analogous

#30C7C4 #307EC7 #3032C7

triadic

#307EC7 #C7307E #7EC730

tetradic

#307EC7 #C430C7 #C77930 #32C730

square

#307EC7 #C430C7 #C77930 #32C730

split-complementary

#307EC7 #C73032 #C7C430

monochromatic

#184064 #245F96 #307EC7 #5C9CD8 #8EBAE4

Accessibility & contrast

On white

4.26

#307EC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#307EC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307EC7

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307EC7	#FFFFFF	#000000	##000000
##307EC7	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C82CA

Deuteranopia (green-blind)

#4574C6

Tritanopia (blue-blind)

#008F99

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #307ec7;
/* rgb */ color: rgb(48, 126, 199);
/* oklch */ color: oklch(58.1% 0.135 250.2);

Tailwind

colors: {
  custom: {
    50: '#7da3d8',
    500: '#307ec7',
    950: '#000000',
  },
}

SCSS

$custom: #307ec7;
$custom-light: #7da3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#307ec7",
  "rgb": {
    "r": 48,
    "g": 126,
    "b": 199
  },
  "hsl": {
    "h": 209.007,
    "s": 61.134,
    "l": 48.431
  },
  "oklch": {
    "l": 0.58106,
    "c": 0.13533,
    "h": 250.2
  },
  "luminance": 0.19674
}

Semantic roles & 50–950 ramp

primary

#307EC7

secondary

#CEA885

accent

#9144E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #307EC7

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

Preview Lab → · Contrast checker → · Palette generator →