#28709E#28709E

#28709E is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.2% C 0.101 H 240.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#28709E
RGB	rgb(40, 112, 158)
HSL	hsl(203, 60%, 39%)
HSV	hsv(203, 75%, 62%)
CMYK	cmyk(74.7%, 29.1%, 0%, 38%)
CIE-LAB	lab(44.95, -6.18, -31.21)
CIE-LCH	lch(44.95, 31.82, 258.81°)
OKLab	oklab(52.23% -0.0491 -0.0882)
OKLCH	oklch(52.23% 0.101 240.9)
XYZ	xyz(12.8384, 14.5066, 34.4646)
Luminance	0.1451 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28709E #9E5628

analogous

#289E91 #28709E #28359E

triadic

#28709E #9E2870 #709E28

tetradic

#28709E #91289E #9E5628 #359E28

square

#28709E #91289E #9E5628 #359E28

split-complementary

#28709E #9E2835 #9E9128

monochromatic

#0F2B3C #1C4D6D #28709E #3792CC #68ADD9

Accessibility & contrast

On white

5.38

#28709E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#28709E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28709E

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28709E	#FFFFFF	#000000	##FFFFFF
##28709E	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B71A0

Deuteranopia (green-blind)

#4A659D

Tritanopia (blue-blind)

#007B80

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #28709e;
/* rgb */ color: rgb(40, 112, 158);
/* oklch */ color: oklch(52.2% 0.101 240.9);

Tailwind

colors: {
  custom: {
    50: '#7298bb',
    500: '#28709e',
    950: '#000000',
  },
}

SCSS

$custom: #28709e;
$custom-light: #7298bb;
$custom-dark: #000000;

JSON

{
  "hex": "#28709e",
  "rgb": {
    "r": 40,
    "g": 112,
    "b": 158
  },
  "hsl": {
    "h": 203.39,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.52229,
    "c": 0.10096,
    "h": 240.9
  },
  "luminance": 0.14508
}

Semantic roles & 50–950 ramp

primary

#28709E

secondary

#BF8763

accent

#8345E3

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #28709E

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

Preview Lab → · Contrast checker → · Palette generator →