#23509D#23509D

#23509D is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.135 H 260.4°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#23509D
RGB	rgb(35, 80, 157)
HSL	hsl(218, 64%, 38%)
HSV	hsv(218, 78%, 62%)
CMYK	cmyk(77.7%, 49%, 0%, 38.4%)
CIE-LAB	lab(35.06, 13.14, -46.35)
CIE-LCH	lch(35.06, 48.18, 285.82°)
OKLab	oklab(44.44% -0.0225 -0.1332)
OKLCH	oklch(44.44% 0.135 260.4)
XYZ	xyz(9.6454, 8.5279, 33.0294)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23509D #9D7023

analogous

#238D9D #23509D #33239D

triadic

#23509D #9D2350 #509D23

tetradic

#23509D #9D238D #9D7023 #239D33

square

#23509D #9D238D #9D7023 #239D33

split-complementary

#23509D #9D3323 #8D9D23

monochromatic

#0D1D39 #18366B #23509D #2E69CF #5F8DDB

Accessibility & contrast

On white

7.76

#23509D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#23509D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23509D

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23509D	#FFFFFF	#000000	##FFFFFF
##23509D	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2458A0

Deuteranopia (green-blind)

#004D9B

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #23509d;
/* rgb */ color: rgb(35, 80, 157);
/* oklch */ color: oklch(44.4% 0.135 260.4);

Tailwind

colors: {
  custom: {
    50: '#7080ba',
    500: '#23509d',
    950: '#000000',
  },
}

SCSS

$custom: #23509d;
$custom-light: #7080ba;
$custom-dark: #000000;

JSON

{
  "hex": "#23509d",
  "rgb": {
    "r": 35,
    "g": 80,
    "b": 157
  },
  "hsl": {
    "h": 217.869,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.44441,
    "c": 0.13505,
    "h": 260.4
  },
  "luminance": 0.08529
}

Semantic roles & 50–950 ramp

primary

#23509D

secondary

#C09B5C

accent

#AA41E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #23509D

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

Preview Lab → · Contrast checker → · Palette generator →