#407BB8#407BB8

#407BB8 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.1% C 0.113 H 251.1°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#407BB8
RGB	rgb(64, 123, 184)
HSL	hsl(211, 48%, 49%)
HSV	hsv(211, 65%, 72%)
CMYK	cmyk(65.2%, 33.2%, 0%, 27.8%)
CIE-LAB	lab(50.35, 0.31, -37.83)
CIE-LCH	lch(50.35, 37.83, 270.47°)
OKLab	oklab(57.13% -0.0366 -0.1071)
OKLCH	oklch(57.13% 0.113 251.1)
XYZ	xyz(17.8459, 18.7148, 48.0099)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407BB8 #B87D40

analogous

#40B7B8 #407BB8 #4140B8

triadic

#407BB8 #B8407B #7BB840

tetradic

#407BB8 #B840B7 #B87D40 #40B841

square

#407BB8 #B840B7 #B87D40 #40B841

split-complementary

#407BB8 #B84140 #B7B840

monochromatic

#203E5D #305D8B #407BB8 #6A9ACB #97B9DB

Accessibility & contrast

On white

4.43

#407BB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#407BB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407BB8

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407BB8	#FFFFFF	#000000	##000000
##407BB8	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607EBB

Deuteranopia (green-blind)

#5073B7

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #407bb8;
/* rgb */ color: rgb(64, 123, 184);
/* oklch */ color: oklch(57.1% 0.113 251.1);

Tailwind

colors: {
  custom: {
    50: '#81a0cd',
    500: '#407bb8',
    950: '#000000',
  },
}

SCSS

$custom: #407bb8;
$custom-light: #81a0cd;
$custom-dark: #000000;

JSON

{
  "hex": "#407bb8",
  "rgb": {
    "r": 64,
    "g": 123,
    "b": 184
  },
  "hsl": {
    "h": 210.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.57133,
    "c": 0.11316,
    "h": 251.1
  },
  "luminance": 0.18717
}

Semantic roles & 50–950 ramp

primary

#407BB8

secondary

#C7AA8D

accent

#9550D8

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #407BB8

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

Preview Lab → · Contrast checker → · Palette generator →