#42709C#42709C

#42709C is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 53.2% C 0.086 H 248.7°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#42709C
RGB	rgb(66, 112, 156)
HSL	hsl(209, 41%, 44%)
HSV	hsv(209, 58%, 61%)
CMYK	cmyk(57.7%, 28.2%, 0%, 38.8%)
CIE-LAB	lab(45.83, -2.22, -28.58)
CIE-LCH	lch(45.83, 28.67, 265.57°)
OKLab	oklab(53.17% -0.0313 -0.0803)
OKLCH	oklch(53.17% 0.086 248.7)
XYZ	xyz(14.0395, 15.1457, 33.6296)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42709C #9C6E42

analogous

#429C9B #42709C #42439C

triadic

#42709C #9C4270 #709C42

tetradic

#42709C #9B429C #9C6E42 #439C42

square

#42709C #9B429C #9C6E42 #439C42

split-complementary

#42709C #9C4243 #9C9B42

monochromatic

#1E3246 #305171 #42709C #608FBC #8BADCE

Accessibility & contrast

On white

5.21

#42709C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#42709C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42709C

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42709C	#FFFFFF	#000000	##FFFFFF
##42709C	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E719E

Deuteranopia (green-blind)

#52699B

Tritanopia (blue-blind)

#007A7F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #42709c;
/* rgb */ color: rgb(66, 112, 156);
/* oklch */ color: oklch(53.2% 0.086 248.7);

Tailwind

colors: {
  custom: {
    50: '#7d98b9',
    500: '#42709c',
    950: '#000000',
  },
}

SCSS

$custom: #42709c;
$custom-light: #7d98b9;
$custom-dark: #000000;

JSON

{
  "hex": "#42709c",
  "rgb": {
    "r": 66,
    "g": 112,
    "b": 156
  },
  "hsl": {
    "h": 209.333,
    "s": 40.541,
    "l": 43.529
  },
  "oklch": {
    "l": 0.53166,
    "c": 0.08617,
    "h": 248.7
  },
  "luminance": 0.15147
}

Semantic roles & 50–950 ramp

primary

#42709C

secondary

#B99C81

accent

#9357D0

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0D11

muted

#7C7E80

Preview Lab

Preview with #42709C

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

Preview Lab → · Contrast checker → · Palette generator →