#233E7D#233E7D

#233E7D is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.0% C 0.112 H 264.3°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#233E7D
RGB	rgb(35, 62, 125)
HSL	hsl(222, 56%, 31%)
HSV	hsv(222, 72%, 49%)
CMYK	cmyk(72%, 50.4%, 0%, 51%)
CIE-LAB	lab(27.53, 12.75, -38.83)
CIE-LCH	lch(27.53, 40.87, 288.18°)
OKLab	oklab(37.96% -0.0111 -0.1114)
OKLCH	oklch(37.96% 0.112 264.3)
XYZ	xyz(6.1161, 5.2826, 20.0954)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E7D #7D6223

analogous

#236B7D #233E7D #35237D

triadic

#233E7D #7D233E #3E7D23

tetradic

#233E7D #7D236B #7D6223 #237D35

square

#233E7D #7D236B #7D6223 #237D35

split-complementary

#233E7D #7D3523 #6B7D23

monochromatic

#080F1D #16264D #233E7D #3056AD #4D74CD

Accessibility & contrast

On white

10.21

#233E7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#233E7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E7D

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E7D	#FFFFFF	#000000	##FFFFFF
##233E7D	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B457F

Deuteranopia (green-blind)

#033D7C

Tritanopia (blue-blind)

#004D57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #233e7d;
/* rgb */ color: rgb(35, 62, 125);
/* oklch */ color: oklch(38.0% 0.112 264.3);

Tailwind

colors: {
  custom: {
    50: '#6a72a3',
    500: '#233e7d',
    950: '#000000',
  },
}

SCSS

$custom: #233e7d;
$custom-light: #6a72a3;
$custom-dark: #000000;

JSON

{
  "hex": "#233e7d",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 125
  },
  "hsl": {
    "h": 222,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37964,
    "c": 0.11192,
    "h": 264.3
  },
  "luminance": 0.05283
}

Semantic roles & 50–950 ramp

primary

#233E7D

secondary

#AF924C

accent

#B248E0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #233E7D

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

Preview Lab → · Contrast checker → · Palette generator →