#23579F#23579F

#23579F is a mid, vivid cyan. Relative luminance 0.097; OKLCH L 46.2% C 0.129 H 257.4°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#23579F
RGB	rgb(35, 87, 159)
HSL	hsl(215, 64%, 38%)
HSV	hsv(215, 78%, 62%)
CMYK	cmyk(78%, 45.3%, 0%, 37.6%)
CIE-LAB	lab(37.25, 9.28, -44.02)
CIE-LCH	lch(37.25, 44.99, 281.90°)
OKLab	oklab(46.18% -0.0281 -0.1262)
OKLCH	oklch(46.18% 0.129 257.4)
XYZ	xyz(10.3570, 9.6757, 34.1159)
Luminance	0.0968 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23579F #9F6B23

analogous

#23959F #23579F #2D239F

triadic

#23579F #9F2357 #579F23

tetradic

#23579F #9F2395 #9F6B23 #239F2D

square

#23579F #9F2395 #9F6B23 #239F2D

split-complementary

#23579F #9F2D23 #959F23

monochromatic

#0D203B #183C6D #23579F #2E72D1 #6094DC

Accessibility & contrast

On white

7.15

#23579F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#23579F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23579F

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23579F	#FFFFFF	#000000	##FFFFFF
##23579F	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325EA2

Deuteranopia (green-blind)

#18529E

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #23579f;
/* rgb */ color: rgb(35, 87, 159);
/* oklch */ color: oklch(46.2% 0.129 257.4);

Tailwind

colors: {
  custom: {
    50: '#7185bc',
    500: '#23579f',
    950: '#000000',
  },
}

SCSS

$custom: #23579f;
$custom-light: #7185bc;
$custom-dark: #000000;

JSON

{
  "hex": "#23579f",
  "rgb": {
    "r": 35,
    "g": 87,
    "b": 159
  },
  "hsl": {
    "h": 214.839,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.46175,
    "c": 0.12928,
    "h": 257.4
  },
  "luminance": 0.09677
}

Semantic roles & 50–950 ramp

primary

#23579F

secondary

#C1975D

accent

#A141E7

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #23579F

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

Preview Lab → · Contrast checker → · Palette generator →