#234E8F#234E8F

#234E8F is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.0% C 0.118 H 258.6°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#234E8F
RGB	rgb(35, 78, 143)
HSL	hsl(216, 61%, 35%)
HSV	hsv(216, 76%, 56%)
CMYK	cmyk(75.5%, 45.5%, 0%, 43.9%)
CIE-LAB	lab(33.54, 8.96, -40.31)
CIE-LCH	lch(33.54, 41.29, 282.53°)
OKLab	oklab(42.97% -0.0232 -0.1154)
OKLCH	oklch(42.97% 0.118 258.6)
XYZ	xyz(8.3736, 7.7883, 27.0433)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234E8F #8F6423

analogous

#23848F #234E8F #2E238F

triadic

#234E8F #8F234E #4E8F23

tetradic

#234E8F #8F2384 #8F6423 #238F2E

square

#234E8F #8F2384 #8F6423 #238F2E

split-complementary

#234E8F #8F2E23 #848F23

monochromatic

#0B182D #17335E #234E8F #2F69C0 #5789D6

Accessibility & contrast

On white

8.21

#234E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#234E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234E8F

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234E8F	#FFFFFF	#000000	##FFFFFF
##234E8F	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5491

Deuteranopia (green-blind)

#184A8E

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #234e8f;
/* rgb */ color: rgb(35, 78, 143);
/* oklch */ color: oklch(43.0% 0.118 258.6);

Tailwind

colors: {
  custom: {
    50: '#6d7fb0',
    500: '#234e8f',
    950: '#000000',
  },
}

SCSS

$custom: #234e8f;
$custom-light: #6d7fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#234e8f",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 143
  },
  "hsl": {
    "h": 216.111,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.42973,
    "c": 0.11773,
    "h": 258.6
  },
  "luminance": 0.07789
}

Semantic roles & 50–950 ramp

primary

#234E8F

secondary

#BA9154

accent

#A444E4

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #234E8F

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

Preview Lab → · Contrast checker → · Palette generator →