#307B97#307B97

#307B97 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 54.9% C 0.085 H 226.3°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#307B97
RGB	rgb(48, 123, 151)
HSL	hsl(196, 52%, 39%)
HSV	hsv(196, 68%, 59%)
CMYK	cmyk(68.2%, 18.5%, 0%, 40.8%)
CIE-LAB	lab(48.29, -13.79, -21.88)
CIE-LCH	lch(48.29, 25.86, 237.77°)
OKLab	oklab(54.85% -0.0585 -0.0612)
OKLCH	oklch(54.85% 0.085 226.3)
XYZ	xyz(13.8856, 17.0272, 31.8269)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307B97 #974C30

analogous

#309780 #307B97 #304897

triadic

#307B97 #97307B #7B9730

tetradic

#307B97 #803097 #974C30 #489730

square

#307B97 #803097 #974C30 #489730

split-complementary

#307B97 #973048 #978030

monochromatic

#122F3A #215569 #307B97 #41A0C3 #70B7D2

Accessibility & contrast

On white

4.77

#307B97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#307B97 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307B97

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307B97	#FFFFFF	#000000	##FFFFFF
##307B97	1.00	4.77	4.41	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7998

Deuteranopia (green-blind)

#5E6E97

Tritanopia (blue-blind)

#008384

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #307b97;
/* rgb */ color: rgb(48, 123, 151);
/* oklch */ color: oklch(54.9% 0.085 226.3);

Tailwind

colors: {
  custom: {
    50: '#75a1b5',
    500: '#307b97',
    950: '#000000',
  },
}

SCSS

$custom: #307b97;
$custom-light: #75a1b5;
$custom-dark: #000000;

JSON

{
  "hex": "#307b97",
  "rgb": {
    "r": 48,
    "g": 123,
    "b": 151
  },
  "hsl": {
    "h": 196.311,
    "s": 51.759,
    "l": 39.02
  },
  "oklch": {
    "l": 0.54854,
    "c": 0.08465,
    "h": 226.3
  },
  "luminance": 0.17029
}

Semantic roles & 50–950 ramp

primary

#307B97

secondary

#B97F6A

accent

#734DDB

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #307B97

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

Preview Lab → · Contrast checker → · Palette generator →