#34739B#34739B

#34739B is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.2% C 0.090 H 239.5°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#34739B
RGB	rgb(52, 115, 155)
HSL	hsl(203, 50%, 41%)
HSV	hsv(203, 66%, 61%)
CMYK	cmyk(66.5%, 25.8%, 0%, 39.2%)
CIE-LAB	lab(46.12, -7.13, -27.59)
CIE-LCH	lch(46.12, 28.50, 255.51°)
OKLab	oklab(53.22% -0.0458 -0.0776)
OKLCH	oklch(53.22% 0.09 239.5)
XYZ	xyz(13.4610, 15.3567, 33.2587)
Luminance	0.1536 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34739B #9B5C34

analogous

#349B8F #34739B #343F9B

triadic

#34739B #9B3473 #739B34

tetradic

#34739B #8F349B #9B5C34 #3F9B34

square

#34739B #8F349B #9B5C34 #3F9B34

split-complementary

#34739B #9B343F #9B8F34

monochromatic

#152F3F #25516D #34739B #4A94C2 #78AFD2

Accessibility & contrast

On white

5.16

#34739B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#34739B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #34739B

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34739B	#FFFFFF	#000000	##FFFFFF
##34739B	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61739D

Deuteranopia (green-blind)

#53699A

Tritanopia (blue-blind)

#007D81

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #34739b;
/* rgb */ color: rgb(52, 115, 155);
/* oklch */ color: oklch(53.2% 0.090 239.5);

Tailwind

colors: {
  custom: {
    50: '#779bb8',
    500: '#34739b',
    950: '#000000',
  },
}

SCSS

$custom: #34739b;
$custom-light: #779bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#34739b",
  "rgb": {
    "r": 52,
    "g": 115,
    "b": 155
  },
  "hsl": {
    "h": 203.301,
    "s": 49.758,
    "l": 40.588
  },
  "oklch": {
    "l": 0.53217,
    "c": 0.09009,
    "h": 239.5
  },
  "luminance": 0.15358
}

Semantic roles & 50–950 ramp

primary

#34739B

secondary

#BA8D71

accent

#844FD9

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #34739B

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

Preview Lab → · Contrast checker → · Palette generator →