#438EFB#438EFB

#438EFB is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.4% C 0.179 H 258.1°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#438EFB
RGB	rgb(67, 142, 251)
HSL	hsl(216, 96%, 62%)
HSV	hsv(216, 73%, 98%)
CMYK	cmyk(73.3%, 43.4%, 0%, 1.6%)
CIE-LAB	lab(59.44, 12.97, -61.05)
CIE-LCH	lch(59.44, 62.42, 282.00°)
OKLab	oklab(65.41% -0.037 -0.1748)
OKLCH	oklch(65.41% 0.179 258.1)
XYZ	xyz(29.3940, 27.5010, 95.0072)
Luminance	0.2750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438EFB #FBB043

analogous

#43EAFB #438EFB #5443FB

triadic

#438EFB #FB438E #8EFB43

tetradic

#438EFB #FB43EA #FBB043 #43FB54

square

#438EFB #FB43EA #FBB043 #43FB54

split-complementary

#438EFB #FB5443 #EAFB43

monochromatic

#0450C0 #076AFA #438EFB #7FB2FC #BBD6FE

Accessibility & contrast

On white

3.23

#438EFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#438EFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438EFB

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438EFB	#FFFFFF	#000000	##000000
##438EFB	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5798FF

Deuteranopia (green-blind)

#3387F9

Tritanopia (blue-blind)

#00A8B8

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #438efb;
/* rgb */ color: rgb(67, 142, 251);
/* oklch */ color: oklch(65.4% 0.179 258.1);

Tailwind

colors: {
  custom: {
    50: '#8eaefd',
    500: '#438efb',
    950: '#000000',
  },
}

SCSS

$custom: #438efb;
$custom-light: #8eaefd;
$custom-dark: #000000;

JSON

{
  "hex": "#438efb",
  "rgb": {
    "r": 67,
    "g": 142,
    "b": 251
  },
  "hsl": {
    "h": 215.543,
    "s": 95.833,
    "l": 62.353
  },
  "oklch": {
    "l": 0.65409,
    "c": 0.1787,
    "h": 258.1
  },
  "luminance": 0.27504
}

Semantic roles & 50–950 ramp

primary

#438EFB

secondary

#EFD3AB

accent

#8800E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #438EFB

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

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