#307E9A#307E9A

#307E9A is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.7% C 0.086 H 225.4°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#307E9A
RGB	rgb(48, 126, 154)
HSL	hsl(196, 52%, 40%)
HSV	hsv(196, 69%, 60%)
CMYK	cmyk(68.8%, 18.2%, 0%, 39.6%)
CIE-LAB	lab(49.35, -14.46, -22.01)
CIE-LCH	lch(49.35, 26.34, 236.69°)
OKLab	oklab(55.74% -0.0606 -0.0615)
OKLCH	oklch(55.74% 0.086 225.4)
XYZ	xyz(14.5102, 17.8816, 33.2524)
Luminance	0.1788 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307E9A #9A4C30

analogous

#309A81 #307E9A #30499A

triadic

#307E9A #9A307E #7E9A30

tetradic

#307E9A #81309A #9A4C30 #499A30

square

#307E9A #81309A #9A4C30 #499A30

split-complementary

#307E9A #9A3049 #9A8130

monochromatic

#13323D #21586B #307E9A #43A2C4 #72B9D3

Accessibility & contrast

On white

4.59

#307E9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#307E9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #307E9A

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307E9A	#FFFFFF	#000000	##FFFFFF
##307E9A	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7B9B

Deuteranopia (green-blind)

#60719A

Tritanopia (blue-blind)

#008687

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #307e9a;
/* rgb */ color: rgb(48, 126, 154);
/* oklch */ color: oklch(55.7% 0.086 225.4);

Tailwind

colors: {
  custom: {
    50: '#76a3b7',
    500: '#307e9a',
    950: '#000000',
  },
}

SCSS

$custom: #307e9a;
$custom-light: #76a3b7;
$custom-dark: #000000;

JSON

{
  "hex": "#307e9a",
  "rgb": {
    "r": 48,
    "g": 126,
    "b": 154
  },
  "hsl": {
    "h": 195.849,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.55741,
    "c": 0.08633,
    "h": 225.4
  },
  "luminance": 0.17883
}

Semantic roles & 50–950 ramp

primary

#307E9A

secondary

#BB806B

accent

#724CDC

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #307E9A

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

Preview Lab → · Contrast checker → · Palette generator →