#307EBD#307EBD

#307EBD is a mid, vivid cyan. Relative luminance 0.192; OKLCH L 57.5% C 0.123 H 246.7°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#307EBD
RGB	rgb(48, 126, 189)
HSL	hsl(207, 59%, 46%)
HSV	hsv(207, 75%, 74%)
CMYK	cmyk(74.6%, 33.3%, 0%, 25.9%)
CIE-LAB	lab(50.95, -2.17, -39.80)
CIE-LCH	lch(50.95, 39.86, 266.88°)
OKLab	oklab(57.53% -0.0486 -0.113)
OKLCH	oklch(57.53% 0.123 246.7)
XYZ	xyz(17.8616, 19.2222, 50.9031)
Luminance	0.1922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307EBD #BD6F30

analogous

#30BDB6 #307EBD #3037BD

triadic

#307EBD #BD307E #7EBD30

tetradic

#307EBD #B630BD #BD6F30 #37BD30

square

#307EBD #B630BD #BD6F30 #37BD30

split-complementary

#307EBD #BD3037 #BDB630

monochromatic

#173D5B #245D8C #307EBD #569CD4 #87B8E0

Accessibility & contrast

On white

4.33

#307EBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#307EBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307EBD

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307EBD	#FFFFFF	#000000	##000000
##307EBD	1.00	4.33	4.84	4.84
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6181C0

Deuteranopia (green-blind)

#4D73BC

Tritanopia (blue-blind)

#008D95

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #307ebd;
/* rgb */ color: rgb(48, 126, 189);
/* oklch */ color: oklch(57.5% 0.123 246.7);

Tailwind

colors: {
  custom: {
    50: '#7ba3d1',
    500: '#307ebd',
    950: '#000000',
  },
}

SCSS

$custom: #307ebd;
$custom-light: #7ba3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#307ebd",
  "rgb": {
    "r": 48,
    "g": 126,
    "b": 189
  },
  "hsl": {
    "h": 206.809,
    "s": 59.494,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5753,
    "c": 0.12301,
    "h": 246.7
  },
  "luminance": 0.19224
}

Semantic roles & 50–950 ramp

primary

#307EBD

secondary

#CAA07F

accent

#8C45E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #307EBD

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

Preview Lab → · Contrast checker → · Palette generator →