#23458E#23458E

#23458E is a dark, vivid blue. Relative luminance 0.066; OKLCH L 40.8% C 0.128 H 263.1°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#23458E
RGB	rgb(35, 69, 142)
HSL	hsl(221, 60%, 35%)
HSV	hsv(221, 75%, 56%)
CMYK	cmyk(75.4%, 51.4%, 0%, 44.3%)
CIE-LAB	lab(30.80, 14.66, -44.10)
CIE-LCH	lch(30.80, 46.47, 288.38°)
OKLab	oklab(40.85% -0.0152 -0.1268)
OKLCH	oklch(40.85% 0.128 263.1)
XYZ	xyz(7.7020, 6.5657, 26.4473)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23458E #8E6C23

analogous

#237A8E #23458E #37238E

triadic

#23458E #8E2345 #458E23

tetradic

#23458E #8E237A #8E6C23 #238E37

square

#23458E #8E237A #8E6C23 #238E37

split-complementary

#23458E #8E3723 #7A8E23

monochromatic

#0B152C #172D5D #23458E #2F5DBF #567ED5

Accessibility & contrast

On white

9.08

#23458E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#23458E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23458E

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23458E	#FFFFFF	#000000	##FFFFFF
##23458E	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194E91

Deuteranopia (green-blind)

#00448D

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #23458e;
/* rgb */ color: rgb(35, 69, 142);
/* oklch */ color: oklch(40.8% 0.128 263.1);

Tailwind

colors: {
  custom: {
    50: '#6d78b0',
    500: '#23458e',
    950: '#000000',
  },
}

SCSS

$custom: #23458e;
$custom-light: #6d78b0;
$custom-dark: #000000;

JSON

{
  "hex": "#23458e",
  "rgb": {
    "r": 35,
    "g": 69,
    "b": 142
  },
  "hsl": {
    "h": 220.935,
    "s": 60.452,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40846,
    "c": 0.12767,
    "h": 263.1
  },
  "luminance": 0.06567
}

Semantic roles & 50–950 ramp

primary

#23458E

secondary

#B99953

accent

#B144E4

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #23458E

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

Preview Lab → · Contrast checker → · Palette generator →