#2458A8#2458A8

#2458A8 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.1% C 0.140 H 259.0°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#2458A8
RGB	rgb(36, 88, 168)
HSL	hsl(216, 65%, 40%)
HSV	hsv(216, 79%, 66%)
CMYK	cmyk(78.6%, 47.6%, 0%, 34.1%)
CIE-LAB	lab(38.16, 12.26, -47.93)
CIE-LCH	lch(38.16, 49.47, 284.35°)
OKLab	oklab(47.07% -0.0267 -0.1376)
OKLCH	oklch(47.07% 0.14 259)
XYZ	xyz(11.2826, 10.1804, 38.4086)
Luminance	0.1018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2458A8 #A87424

analogous

#249AA8 #2458A8 #3224A8

triadic

#2458A8 #A82458 #58A824

tetradic

#2458A8 #A8249A #A87424 #24A832

square

#2458A8 #A8249A #A87424 #24A832

split-complementary

#2458A8 #A83224 #9AA824

monochromatic

#0E2343 #193E76 #2458A8 #3574D4 #6897DF

Accessibility & contrast

On white

6.92

#2458A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2458A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2458A8

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2458A8	#FFFFFF	#000000	##FFFFFF
##2458A8	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	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)

#0454A6

Tritanopia (blue-blind)

#006B78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2458a8;
/* rgb */ color: rgb(36, 88, 168);
/* oklch */ color: oklch(47.1% 0.140 259.0);

Tailwind

colors: {
  custom: {
    50: '#7386c2',
    500: '#2458a8',
    950: '#000000',
  },
}

SCSS

$custom: #2458a8;
$custom-light: #7386c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2458a8",
  "rgb": {
    "r": 36,
    "g": 88,
    "b": 168
  },
  "hsl": {
    "h": 216.364,
    "s": 64.706,
    "l": 40
  },
  "oklch": {
    "l": 0.47074,
    "c": 0.1402,
    "h": 259
  },
  "luminance": 0.10182
}

Semantic roles & 50–950 ramp

primary

#2458A8

secondary

#C49E63

accent

#A640E8

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2458A8

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

Preview Lab → · Contrast checker → · Palette generator →