#23557D#23557D

#23557D is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.5% C 0.085 H 245.8°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#23557D
RGB	rgb(35, 85, 125)
HSL	hsl(207, 56%, 31%)
HSV	hsv(207, 72%, 49%)
CMYK	cmyk(72%, 32%, 0%, 51%)
CIE-LAB	lab(34.67, -2.60, -27.46)
CIE-LCH	lch(34.67, 27.58, 264.59°)
OKLab	oklab(43.52% -0.035 -0.0777)
OKLCH	oklch(43.52% 0.085 245.8)
XYZ	xyz(7.6419, 8.3342, 20.6040)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23557D #7D4B23

analogous

#237D78 #23557D #23287D

triadic

#23557D #7D2355 #557D23

tetradic

#23557D #78237D #7D4B23 #287D23

square

#23557D #78237D #7D4B23 #287D23

split-complementary

#23557D #7D2328 #7D7823

monochromatic

#08141D #16344D #23557D #3076AD #4D94CD

Accessibility & contrast

On white

7.87

#23557D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#23557D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23557D

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23557D	#FFFFFF	#000000	##FFFFFF
##23557D	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43567F

Deuteranopia (green-blind)

#374E7C

Tritanopia (blue-blind)

#005F63

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #23557d;
/* rgb */ color: rgb(35, 85, 125);
/* oklch */ color: oklch(43.5% 0.085 245.8);

Tailwind

colors: {
  custom: {
    50: '#6a84a3',
    500: '#23557d',
    950: '#000000',
  },
}

SCSS

$custom: #23557d;
$custom-light: #6a84a3;
$custom-dark: #000000;

JSON

{
  "hex": "#23557d",
  "rgb": {
    "r": 35,
    "g": 85,
    "b": 125
  },
  "hsl": {
    "h": 206.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.43517,
    "c": 0.08521,
    "h": 245.8
  },
  "luminance": 0.08335
}

Semantic roles & 50–950 ramp

primary

#23557D

secondary

#AF784C

accent

#8B48E0

background

#F6F8FA

surface

#ECEFF3

border

#C7CACD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #23557D

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

Preview Lab → · Contrast checker → · Palette generator →