#307EAA#307EAA

#307EAA is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.5% C 0.101 H 237.3°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#307EAA
RGB	rgb(48, 126, 170)
HSL	hsl(202, 56%, 43%)
HSV	hsv(202, 72%, 67%)
CMYK	cmyk(71.8%, 25.9%, 0%, 33.3%)
CIE-LAB	lab(50.04, -8.96, -30.26)
CIE-LCH	lch(50.04, 31.56, 253.51°)
OKLab	oklab(56.51% -0.0547 -0.0853)
OKLCH	oklch(56.51% 0.101 237.3)
XYZ	xyz(15.9326, 18.4506, 40.7440)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307EAA #AA5C30

analogous

#30AA99 #307EAA #3041AA

triadic

#307EAA #AA307E #7EAA30

tetradic

#307EAA #9930AA #AA5C30 #41AA30

square

#307EAA #9930AA #AA5C30 #41AA30

split-complementary

#307EAA #AA3041 #AA9930

monochromatic

#15374B #235B7A #307EAA #4B9ECC #7BB7DA

Accessibility & contrast

On white

4.48

#307EAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#307EAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307EAA

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307EAA	#FFFFFF	#000000	##000000
##307EAA	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697EAC

Deuteranopia (green-blind)

#5972A9

Tritanopia (blue-blind)

#00898D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #307eaa;
/* rgb */ color: rgb(48, 126, 170);
/* oklch */ color: oklch(56.5% 0.101 237.3);

Tailwind

colors: {
  custom: {
    50: '#78a3c3',
    500: '#307eaa',
    950: '#000000',
  },
}

SCSS

$custom: #307eaa;
$custom-light: #78a3c3;
$custom-dark: #000000;

JSON

{
  "hex": "#307eaa",
  "rgb": {
    "r": 48,
    "g": 126,
    "b": 170
  },
  "hsl": {
    "h": 201.639,
    "s": 55.963,
    "l": 42.745
  },
  "oklch": {
    "l": 0.56514,
    "c": 0.10128,
    "h": 237.3
  },
  "luminance": 0.18452
}

Semantic roles & 50–950 ramp

primary

#307EAA

secondary

#C29074

accent

#7F49DF

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #307EAA

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

Preview Lab → · Contrast checker → · Palette generator →