#233E8E#233E8E

#233E8E is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.3% C 0.137 H 266.1°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#233E8E
RGB	rgb(35, 62, 142)
HSL	hsl(225, 60%, 35%)
HSV	hsv(225, 75%, 56%)
CMYK	cmyk(75.4%, 56.3%, 0%, 44.3%)
CIE-LAB	lab(28.79, 19.46, -47.36)
CIE-LCH	lch(28.79, 51.20, 292.34°)
OKLab	oklab(39.32% -0.0093 -0.1365)
OKLCH	oklch(39.32% 0.137 266.1)
XYZ	xyz(7.2965, 5.7548, 26.3122)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E8E #8E7323

analogous

#23748E #233E8E #3E238E

triadic

#233E8E #8E233E #3E8E23

tetradic

#233E8E #8E2374 #8E7323 #238E3E

square

#233E8E #8E2374 #8E7323 #238E3E

split-complementary

#233E8E #8E3E23 #748E23

monochromatic

#0B132C #17295D #233E8E #2F53BF #5676D5

Accessibility & contrast

On white

9.76

#233E8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#233E8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E8E

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E8E	#FFFFFF	#000000	##FFFFFF
##233E8E	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004991

Deuteranopia (green-blind)

#003F8C

Tritanopia (blue-blind)

#00525F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #233e8e;
/* rgb */ color: rgb(35, 62, 142);
/* oklch */ color: oklch(39.3% 0.137 266.1);

Tailwind

colors: {
  custom: {
    50: '#6e72b0',
    500: '#233e8e',
    950: '#000000',
  },
}

SCSS

$custom: #233e8e;
$custom-light: #6e72b0;
$custom-dark: #000000;

JSON

{
  "hex": "#233e8e",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 142
  },
  "hsl": {
    "h": 224.86,
    "s": 60.452,
    "l": 34.706
  },
  "oklch": {
    "l": 0.3932,
    "c": 0.13678,
    "h": 266.1
  },
  "luminance": 0.05756
}

Semantic roles & 50–950 ramp

primary

#233E8E

secondary

#B9A053

accent

#BB44E4

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #233E8E

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

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