#3A7EDF#3A7EDF

#3A7EDF is a mid, vivid blue. Relative luminance 0.211; OKLCH L 59.9% C 0.163 H 257.8°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3A7EDF
RGB	rgb(58, 126, 223)
HSL	hsl(215, 72%, 55%)
HSV	hsv(215, 74%, 87%)
CMYK	cmyk(74%, 43.5%, 0%, 12.5%)
CIE-LAB	lab(53.11, 11.51, -55.65)
CIE-LCH	lch(53.11, 56.82, 281.69°)
OKLab	oklab(59.91% -0.0345 -0.1593)
OKLCH	oklch(59.91% 0.163 257.8)
XYZ	xyz(22.5202, 21.1464, 72.6925)
Luminance	0.2115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7EDF #DF9B3A

analogous

#3AD0DF #3A7EDF #493ADF

triadic

#3A7EDF #DF3A7E #7EDF3A

tetradic

#3A7EDF #DF3AD0 #DF9B3A #3ADF49

square

#3A7EDF #DF3AD0 #DF9B3A #3ADF49

split-complementary

#3A7EDF #DF493A #D0DF3A

monochromatic

#164588 #1F60BD #3A7EDF #6FA0E8 #A3C3F0

Accessibility & contrast

On white

4.02

#3A7EDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#3A7EDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7EDF

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7EDF	#FFFFFF	#000000	##000000
##3A7EDF	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D87E3

Deuteranopia (green-blind)

#2E78DD

Tritanopia (blue-blind)

#0095A3

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3a7edf;
/* rgb */ color: rgb(58, 126, 223);
/* oklch */ color: oklch(59.9% 0.163 257.8);

Tailwind

colors: {
  custom: {
    50: '#85a2e9',
    500: '#3a7edf',
    950: '#000000',
  },
}

SCSS

$custom: #3a7edf;
$custom-light: #85a2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7edf",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 223
  },
  "hsl": {
    "h": 215.273,
    "s": 72.052,
    "l": 55.098
  },
  "oklch": {
    "l": 0.59908,
    "c": 0.16302,
    "h": 257.8
  },
  "luminance": 0.21149
}

Semantic roles & 50–950 ramp

primary

#3A7EDF

secondary

#DDC098

accent

#A439EF

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0D0F16

muted

#7D7E84

Preview Lab

Preview with #3A7EDF

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

Preview Lab → · Contrast checker → · Palette generator →