#2358A8#2358A8

#2358A8 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.0% C 0.140 H 258.8°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#2358A8
RGB	rgb(35, 88, 168)
HSL	hsl(216, 66%, 40%)
HSV	hsv(216, 79%, 66%)
CMYK	cmyk(79.2%, 47.6%, 0%, 34.1%)
CIE-LAB	lab(38.13, 12.15, -47.98)
CIE-LCH	lch(38.13, 49.49, 284.21°)
OKLab	oklab(47.04% -0.0273 -0.1378)
OKLCH	oklch(47.04% 0.14 258.8)
XYZ	xyz(11.2482, 10.1626, 38.4070)
Luminance	0.1016 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2358A8 #A87323

analogous

#239BA8 #2358A8 #3023A8

triadic

#2358A8 #A82358 #58A823

tetradic

#2358A8 #A8239B #A87323 #23A830

square

#2358A8 #A8239B #A87323 #23A830

split-complementary

#2358A8 #A83023 #9BA823

monochromatic

#0E2343 #183D75 #2358A8 #3474D5 #6696DF

Accessibility & contrast

On white

6.92

#2358A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2358A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2358A8

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2358A8	#FFFFFF	#000000	##FFFFFF
##2358A8	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C60AB

Deuteranopia (green-blind)

#0354A6

Tritanopia (blue-blind)

#006B78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2358a8;
/* rgb */ color: rgb(35, 88, 168);
/* oklch */ color: oklch(47.0% 0.140 258.8);

Tailwind

colors: {
  custom: {
    50: '#7386c2',
    500: '#2358a8',
    950: '#000000',
  },
}

SCSS

$custom: #2358a8;
$custom-light: #7386c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2358a8",
  "rgb": {
    "r": 35,
    "g": 88,
    "b": 168
  },
  "hsl": {
    "h": 216.09,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4704,
    "c": 0.14049,
    "h": 258.8
  },
  "luminance": 0.10164
}

Semantic roles & 50–950 ramp

primary

#2358A8

secondary

#C59D62

accent

#A53FE8

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2358A8

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

Preview Lab → · Contrast checker → · Palette generator →