#234F8F#234F8F

#234F8F is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.2% C 0.117 H 258.0°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#234F8F
RGB	rgb(35, 79, 143)
HSL	hsl(216, 61%, 35%)
HSV	hsv(216, 76%, 56%)
CMYK	cmyk(75.5%, 44.8%, 0%, 43.9%)
CIE-LAB	lab(33.84, 8.29, -39.82)
CIE-LCH	lch(33.84, 40.68, 281.76°)
OKLab	oklab(43.21% -0.0241 -0.114)
OKLCH	oklch(43.21% 0.117 258)
XYZ	xyz(8.4452, 7.9315, 27.0671)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234F8F #8F6323

analogous

#23858F #234F8F #2D238F

triadic

#234F8F #8F234F #4F8F23

tetradic

#234F8F #8F2385 #8F6323 #238F2D

square

#234F8F #8F2385 #8F6323 #238F2D

split-complementary

#234F8F #8F2D23 #858F23

monochromatic

#0B192D #17345E #234F8F #2F6AC0 #578AD6

Accessibility & contrast

On white

8.12

#234F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#234F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234F8F

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234F8F	#FFFFFF	#000000	##FFFFFF
##234F8F	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5591

Deuteranopia (green-blind)

#1B4B8E

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234f8f;
/* rgb */ color: rgb(35, 79, 143);
/* oklch */ color: oklch(43.2% 0.117 258.0);

Tailwind

colors: {
  custom: {
    50: '#6d7fb0',
    500: '#234f8f',
    950: '#000000',
  },
}

SCSS

$custom: #234f8f;
$custom-light: #6d7fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#234f8f",
  "rgb": {
    "r": 35,
    "g": 79,
    "b": 143
  },
  "hsl": {
    "h": 215.556,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.43206,
    "c": 0.11651,
    "h": 258
  },
  "luminance": 0.07932
}

Semantic roles & 50–950 ramp

primary

#234F8F

secondary

#BA9054

accent

#A344E4

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #234F8F

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

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