#234F7D#234F7D

#234F7D is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.0% C 0.091 H 251.7°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#234F7D
RGB	rgb(35, 79, 125)
HSL	hsl(211, 56%, 31%)
HSV	hsv(211, 72%, 49%)
CMYK	cmyk(72%, 36.8%, 0%, 51%)
CIE-LAB	lab(32.76, 1.26, -30.46)
CIE-LCH	lch(32.76, 30.49, 272.38°)
OKLab	oklab(42.02% -0.0285 -0.0865)
OKLCH	oklch(42.02% 0.091 251.7)
XYZ	xyz(7.1894, 7.4292, 20.4531)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234F7D #7D5123

analogous

#237C7D #234F7D #24237D

triadic

#234F7D #7D234F #4F7D23

tetradic

#234F7D #7D237C #7D5123 #237D24

square

#234F7D #7D237C #7D5123 #237D24

split-complementary

#234F7D #7D2423 #7C7D23

monochromatic

#08131D #16314D #234F7D #306DAD #4D8CCD

Accessibility & contrast

On white

8.45

#234F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#234F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234F7D

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234F7D	#FFFFFF	#000000	##FFFFFF
##234F7D	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A527F

Deuteranopia (green-blind)

#2D497C

Tritanopia (blue-blind)

#005A60

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #234f7d;
/* rgb */ color: rgb(35, 79, 125);
/* oklch */ color: oklch(42.0% 0.091 251.7);

Tailwind

colors: {
  custom: {
    50: '#6980a3',
    500: '#234f7d',
    950: '#000000',
  },
}

SCSS

$custom: #234f7d;
$custom-light: #6980a3;
$custom-dark: #000000;

JSON

{
  "hex": "#234f7d",
  "rgb": {
    "r": 35,
    "g": 79,
    "b": 125
  },
  "hsl": {
    "h": 210.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.4202,
    "c": 0.09112,
    "h": 251.7
  },
  "luminance": 0.0743
}

Semantic roles & 50–950 ramp

primary

#234F7D

secondary

#AF7F4C

accent

#9648E0

background

#F6F7FA

surface

#ECEEF3

border

#C7C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #234F7D

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

Preview Lab → · Contrast checker → · Palette generator →