#307FAD#307FAD

#307FAD is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 56.9% C 0.104 H 238.2°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#307FAD
RGB	rgb(48, 127, 173)
HSL	hsl(202, 57%, 43%)
HSV	hsv(202, 72%, 68%)
CMYK	cmyk(72.3%, 26.6%, 0%, 32.2%)
CIE-LAB	lab(50.48, -8.48, -31.31)
CIE-LCH	lch(50.48, 32.44, 254.85°)
OKLab	oklab(56.91% -0.0546 -0.0883)
OKLCH	oklch(56.91% 0.104 238.2)
XYZ	xyz(16.3482, 18.8224, 42.2986)
Luminance	0.1882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307FAD #AD5E30

analogous

#30AD9C #307FAD #3040AD

triadic

#307FAD #AD307F #7FAD30

tetradic

#307FAD #9C30AD #AD5E30 #40AD30

square

#307FAD #9C30AD #AD5E30 #40AD30

split-complementary

#307FAD #AD3040 #AD9C30

monochromatic

#15394D #235C7D #307FAD #4D9ECE #7DB8DB

Accessibility & contrast

On white

4.41

#307FAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#307FAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307FAD

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307FAD	#FFFFFF	#000000	##000000
##307FAD	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697FAF

Deuteranopia (green-blind)

#5873AC

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #307fad;
/* rgb */ color: rgb(48, 127, 173);
/* oklch */ color: oklch(56.9% 0.104 238.2);

Tailwind

colors: {
  custom: {
    50: '#79a4c5',
    500: '#307fad',
    950: '#000000',
  },
}

SCSS

$custom: #307fad;
$custom-light: #79a4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#307fad",
  "rgb": {
    "r": 48,
    "g": 127,
    "b": 173
  },
  "hsl": {
    "h": 202.08,
    "s": 56.561,
    "l": 43.333
  },
  "oklch": {
    "l": 0.56908,
    "c": 0.10384,
    "h": 238.2
  },
  "luminance": 0.18824
}

Semantic roles & 50–950 ramp

primary

#307FAD

secondary

#C39275

accent

#8048E0

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #307FAD

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

Preview Lab → · Contrast checker → · Palette generator →