#23438B#23438B

#23438B is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.2% C 0.126 H 263.7°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#23438B
RGB	rgb(35, 67, 139)
HSL	hsl(222, 60%, 34%)
HSV	hsv(222, 75%, 55%)
CMYK	cmyk(74.8%, 51.8%, 0%, 45.5%)
CIE-LAB	lab(30.00, 14.84, -43.55)
CIE-LCH	lch(30.00, 46.01, 288.82°)
OKLab	oklab(40.17% -0.0139 -0.1252)
OKLCH	oklch(40.17% 0.126 263.7)
XYZ	xyz(7.3588, 6.2349, 25.2367)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23438B #8B6B23

analogous

#23778B #23438B #37238B

triadic

#23438B #8B2343 #438B23

tetradic

#23438B #8B2377 #8B6B23 #238B37

square

#23438B #8B2377 #8B6B23 #238B37

split-complementary

#23438B #8B3723 #778B23

monochromatic

#0A1429 #172B5A #23438B #2F5BBC #547CD4

Accessibility & contrast

On white

9.34

#23438B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#23438B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23438B

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23438B	#FFFFFF	#000000	##FFFFFF
##23438B	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174C8E

Deuteranopia (green-blind)

#00428A

Tritanopia (blue-blind)

#005460

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #23438b;
/* rgb */ color: rgb(35, 67, 139);
/* oklch */ color: oklch(40.2% 0.126 263.7);

Tailwind

colors: {
  custom: {
    50: '#6d76ad',
    500: '#23438b',
    950: '#000000',
  },
}

SCSS

$custom: #23438b;
$custom-light: #6d76ad;
$custom-dark: #000000;

JSON

{
  "hex": "#23438b",
  "rgb": {
    "r": 35,
    "g": 67,
    "b": 139
  },
  "hsl": {
    "h": 221.538,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.40168,
    "c": 0.12593,
    "h": 263.7
  },
  "luminance": 0.06236
}

Semantic roles & 50–950 ramp

primary

#23438B

secondary

#B89952

accent

#B245E3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #23438B

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

Preview Lab → · Contrast checker → · Palette generator →