#234FA0#234FA0

#234FA0 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.140 H 261.3°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#234FA0
RGB	rgb(35, 79, 160)
HSL	hsl(219, 64%, 38%)
HSV	hsv(219, 78%, 63%)
CMYK	cmyk(78.1%, 50.6%, 0%, 37.3%)
CIE-LAB	lab(34.98, 14.99, -48.29)
CIE-LCH	lch(34.98, 50.56, 287.25°)
OKLab	oklab(44.44% -0.0212 -0.1389)
OKLCH	oklch(44.44% 0.14 261.3)
XYZ	xyz(9.8320, 8.4862, 34.3707)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234FA0 #A07423

analogous

#238DA0 #234FA0 #3523A0

triadic

#234FA0 #A0234F #4FA023

tetradic

#234FA0 #A0238D #A07423 #23A035

square

#234FA0 #A0238D #A07423 #23A035

split-complementary

#234FA0 #A03523 #8DA023

monochromatic

#0D1D3C #18366E #234FA0 #2F68D1 #618CDC

Accessibility & contrast

On white

7.79

#234FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#234FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234FA0

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234FA0	#FFFFFF	#000000	##FFFFFF
##234FA0	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E58A3

Deuteranopia (green-blind)

#004D9E

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #234fa0;
/* rgb */ color: rgb(35, 79, 160);
/* oklch */ color: oklch(44.4% 0.140 261.3);

Tailwind

colors: {
  custom: {
    50: '#717fbd',
    500: '#234fa0',
    950: '#000000',
  },
}

SCSS

$custom: #234fa0;
$custom-light: #717fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#234fa0",
  "rgb": {
    "r": 35,
    "g": 79,
    "b": 160
  },
  "hsl": {
    "h": 218.88,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.44444,
    "c": 0.14049,
    "h": 261.3
  },
  "luminance": 0.08487
}

Semantic roles & 50–950 ramp

primary

#234FA0

secondary

#C19E5D

accent

#AD41E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #234FA0

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

Preview Lab → · Contrast checker → · Palette generator →