#307FAE#307FAE

#307FAE is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.0% C 0.105 H 238.8°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#307FAE
RGB	rgb(48, 127, 174)
HSL	hsl(202, 57%, 44%)
HSV	hsv(202, 72%, 68%)
CMYK	cmyk(72.4%, 27%, 0%, 31.8%)
CIE-LAB	lab(50.52, -8.13, -31.82)
CIE-LCH	lch(50.52, 32.84, 255.67°)
OKLab	oklab(56.96% -0.0543 -0.0898)
OKLCH	oklch(56.96% 0.105 238.8)
XYZ	xyz(16.4453, 18.8613, 42.8101)
Luminance	0.1886 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307FAE #AE5F30

analogous

#30AE9E #307FAE #3040AE

triadic

#307FAE #AE307F #7FAE30

tetradic

#307FAE #9E30AE #AE5F30 #40AE30

square

#307FAE #9E30AE #AE5F30 #40AE30

split-complementary

#307FAE #AE3040 #AE9E30

monochromatic

#16394E #235C7E #307FAE #4D9ECE #7DB8DB

Accessibility & contrast

On white

4.40

#307FAE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#307FAE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307FAE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307FAE	#FFFFFF	#000000	##000000
##307FAE	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697FB0

Deuteranopia (green-blind)

#5873AD

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #307fae;
/* rgb */ color: rgb(48, 127, 174);
/* oklch */ color: oklch(57.0% 0.105 238.8);

Tailwind

colors: {
  custom: {
    50: '#79a4c6',
    500: '#307fae',
    950: '#000000',
  },
}

SCSS

$custom: #307fae;
$custom-light: #79a4c6;
$custom-dark: #000000;

JSON

{
  "hex": "#307fae",
  "rgb": {
    "r": 48,
    "g": 127,
    "b": 174
  },
  "hsl": {
    "h": 202.381,
    "s": 56.757,
    "l": 43.529
  },
  "oklch": {
    "l": 0.5696,
    "c": 0.10491,
    "h": 238.8
  },
  "luminance": 0.18863
}

Semantic roles & 50–950 ramp

primary

#307FAE

secondary

#C49376

accent

#8148E0

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #307FAE

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

Preview Lab → · Contrast checker → · Palette generator →