#2358A9#2358A9

#2358A9 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.1% C 0.142 H 259.0°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#2358A9
RGB	rgb(35, 88, 169)
HSL	hsl(216, 66%, 40%)
HSV	hsv(216, 79%, 66%)
CMYK	cmyk(79.3%, 47.9%, 0%, 33.7%)
CIE-LAB	lab(38.20, 12.54, -48.47)
CIE-LCH	lch(38.20, 50.06, 284.51°)
OKLab	oklab(47.11% -0.0272 -0.1392)
OKLCH	oklch(47.11% 0.142 259)
XYZ	xyz(11.3417, 10.2000, 38.8995)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2358A9 #A97423

analogous

#239BA9 #2358A9 #3123A9

triadic

#2358A9 #A92358 #58A923

tetradic

#2358A9 #A9239B #A97423 #23A931

square

#2358A9 #A9239B #A97423 #23A931

split-complementary

#2358A9 #A93123 #9BA923

monochromatic

#0E2344 #193E76 #2358A9 #3474D5 #6797DF

Accessibility & contrast

On white

6.91

#2358A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2358A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2358A9

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2358A9	#FFFFFF	#000000	##FFFFFF
##2358A9	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B60AC

Deuteranopia (green-blind)

#0054A7

Tritanopia (blue-blind)

#006B78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2358a9;
/* rgb */ color: rgb(35, 88, 169);
/* oklch */ color: oklch(47.1% 0.142 259.0);

Tailwind

colors: {
  custom: {
    50: '#7386c3',
    500: '#2358a9',
    950: '#000000',
  },
}

SCSS

$custom: #2358a9;
$custom-light: #7386c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2358a9",
  "rgb": {
    "r": 35,
    "g": 88,
    "b": 169
  },
  "hsl": {
    "h": 216.269,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.47113,
    "c": 0.14186,
    "h": 259
  },
  "luminance": 0.10201
}

Semantic roles & 50–950 ramp

primary

#2358A9

secondary

#C59E63

accent

#A63FE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2358A9

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

Preview Lab → · Contrast checker → · Palette generator →