#4E77B9#4E77B9

#4E77B9 is a mid, moderate blue. Relative luminance 0.183; OKLCH L 56.9% C 0.113 H 259.5°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4E77B9
RGB	rgb(78, 119, 185)
HSL	hsl(217, 43%, 52%)
HSV	hsv(217, 58%, 73%)
CMYK	cmyk(57.8%, 35.7%, 0%, 27.5%)
CIE-LAB	lab(49.88, 5.78, -39.11)
CIE-LCH	lch(49.88, 39.54, 278.41°)
OKLab	oklab(56.95% -0.0204 -0.1106)
OKLCH	oklch(56.95% 0.113 259.5)
XYZ	xyz(18.4926, 18.3146, 48.4501)
Luminance	0.1832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E77B9 #B9904E

analogous

#4EADB9 #4E77B9 #5B4EB9

triadic

#4E77B9 #B94E77 #77B94E

tetradic

#4E77B9 #B94EAD #B9904E #4EB95B

square

#4E77B9 #B94EAD #B9904E #4EB95B

split-complementary

#4E77B9 #B95B4E #ADB94E

monochromatic

#283F65 #395B91 #4E77B9 #7A99CA #A6BADC

Accessibility & contrast

On white

4.50

#4E77B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4E77B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E77B9

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E77B9	#FFFFFF	#000000	##000000
##4E77B9	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7CBC

Deuteranopia (green-blind)

#4E72B8

Tritanopia (blue-blind)

#00868F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4e77b9;
/* rgb */ color: rgb(78, 119, 185);
/* oklch */ color: oklch(56.9% 0.113 259.5);

Tailwind

colors: {
  custom: {
    50: '#889dce',
    500: '#4e77b9',
    950: '#000000',
  },
}

SCSS

$custom: #4e77b9;
$custom-light: #889dce;
$custom-dark: #000000;

JSON

{
  "hex": "#4e77b9",
  "rgb": {
    "r": 78,
    "g": 119,
    "b": 185
  },
  "hsl": {
    "h": 217.009,
    "s": 43.32,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56949,
    "c": 0.11252,
    "h": 259.5
  },
  "luminance": 0.18316
}

Semantic roles & 50–950 ramp

primary

#4E77B9

secondary

#C9B79A

accent

#A355D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E77B9

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

Preview Lab → · Contrast checker → · Palette generator →