#23749B#23749B

#23749B is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.9% C 0.097 H 234.2°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#23749B
RGB	rgb(35, 116, 155)
HSL	hsl(200, 63%, 37%)
HSV	hsv(200, 77%, 61%)
CMYK	cmyk(77.4%, 25.2%, 0%, 39.2%)
CIE-LAB	lab(45.92, -10.28, -27.93)
CIE-LCH	lch(45.92, 29.76, 249.80°)
OKLab	oklab(52.92% -0.0567 -0.0787)
OKLCH	oklch(52.92% 0.097 234.2)
XYZ	xyz(12.8526, 15.2131, 33.2630)
Luminance	0.1522 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23749B #9B4A23

analogous

#239B86 #23749B #23389B

triadic

#23749B #9B2374 #749B23

tetradic

#23749B #86239B #9B4A23 #389B23

square

#23749B #86239B #9B4A23 #389B23

split-complementary

#23749B #9B2338 #9B8623

monochromatic

#0C2937 #184F69 #23749B #2E99CD #5EB2DB

Accessibility & contrast

On white

5.19

#23749B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#23749B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #23749B

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23749B	#FFFFFF	#000000	##FFFFFF
##23749B	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61739D

Deuteranopia (green-blind)

#51689A

Tritanopia (blue-blind)

#007E81

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #23749b;
/* rgb */ color: rgb(35, 116, 155);
/* oklch */ color: oklch(52.9% 0.097 234.2);

Tailwind

colors: {
  custom: {
    50: '#709cb8',
    500: '#23749b',
    950: '#000000',
  },
}

SCSS

$custom: #23749b;
$custom-light: #709cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#23749b",
  "rgb": {
    "r": 35,
    "g": 116,
    "b": 155
  },
  "hsl": {
    "h": 199.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.5292,
    "c": 0.09701,
    "h": 234.2
  },
  "luminance": 0.15215
}

Semantic roles & 50–950 ramp

primary

#23749B

secondary

#BF7B5A

accent

#7742E6

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #23749B

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

Preview Lab → · Contrast checker → · Palette generator →