#307E9E#307E9E

#307E9E is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.090 H 228.8°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#307E9E
RGB	rgb(48, 126, 158)
HSL	hsl(197, 53%, 40%)
HSV	hsv(197, 70%, 62%)
CMYK	cmyk(69.6%, 20.3%, 0%, 38%)
CIE-LAB	lab(49.52, -13.11, -24.09)
CIE-LCH	lch(49.52, 27.43, 241.45°)
OKLab	oklab(55.93% -0.059 -0.0675)
OKLCH	oklch(55.93% 0.09 228.8)
XYZ	xyz(14.8489, 18.0171, 35.0362)
Luminance	0.1802 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307E9E #9E5030

analogous

#309E87 #307E9E #30479E

triadic

#307E9E #9E307E #7E9E30

tetradic

#307E9E #87309E #9E5030 #479E30

square

#307E9E #87309E #9E5030 #479E30

split-complementary

#307E9E #9E3047 #9E8730

monochromatic

#133340 #22596F #307E9E #45A1C6 #74B8D5

Accessibility & contrast

On white

4.56

#307E9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#307E9E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #307E9E

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307E9E	#FFFFFF	#000000	##000000
##307E9E	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7CA0

Deuteranopia (green-blind)

#5E719E

Tritanopia (blue-blind)

#008789

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #307e9e;
/* rgb */ color: rgb(48, 126, 158);
/* oklch */ color: oklch(55.9% 0.090 228.8);

Tailwind

colors: {
  custom: {
    50: '#76a3ba',
    500: '#307e9e',
    950: '#000000',
  },
}

SCSS

$custom: #307e9e;
$custom-light: #76a3ba;
$custom-dark: #000000;

JSON

{
  "hex": "#307e9e",
  "rgb": {
    "r": 48,
    "g": 126,
    "b": 158
  },
  "hsl": {
    "h": 197.455,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.55927,
    "c": 0.08965,
    "h": 228.8
  },
  "luminance": 0.18019
}

Semantic roles & 50–950 ramp

primary

#307E9E

secondary

#BD846D

accent

#754BDD

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #307E9E

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

Preview Lab → · Contrast checker → · Palette generator →