#23407D#23407D

#23407D is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.4% C 0.109 H 263.1°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#23407D
RGB	rgb(35, 64, 125)
HSL	hsl(221, 56%, 31%)
HSV	hsv(221, 72%, 49%)
CMYK	cmyk(72%, 48.8%, 0%, 51%)
CIE-LAB	lab(28.13, 11.37, -37.86)
CIE-LCH	lch(28.13, 39.53, 286.71°)
OKLab	oklab(38.42% -0.0131 -0.1085)
OKLCH	oklch(38.42% 0.109 263.1)
XYZ	xyz(6.2269, 5.5041, 20.1323)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23407D #7D6023

analogous

#236D7D #23407D #33237D

triadic

#23407D #7D2340 #407D23

tetradic

#23407D #7D236D #7D6023 #237D33

square

#23407D #7D236D #7D6023 #237D33

split-complementary

#23407D #7D3323 #6D7D23

monochromatic

#080F1D #16284D #23407D #3058AD #4D76CD

Accessibility & contrast

On white

10.00

#23407D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#23407D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23407D

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23407D	#FFFFFF	#000000	##FFFFFF
##23407D	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20477F

Deuteranopia (green-blind)

#0C3E7C

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #23407d;
/* rgb */ color: rgb(35, 64, 125);
/* oklch */ color: oklch(38.4% 0.109 263.1);

Tailwind

colors: {
  custom: {
    50: '#6a74a3',
    500: '#23407d',
    950: '#000000',
  },
}

SCSS

$custom: #23407d;
$custom-light: #6a74a3;
$custom-dark: #000000;

JSON

{
  "hex": "#23407d",
  "rgb": {
    "r": 35,
    "g": 64,
    "b": 125
  },
  "hsl": {
    "h": 220.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.38423,
    "c": 0.10927,
    "h": 263.1
  },
  "luminance": 0.05505
}

Semantic roles & 50–950 ramp

primary

#23407D

secondary

#AF904C

accent

#AF48E0

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #23407D

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

Preview Lab → · Contrast checker → · Palette generator →