#4D88DB#4D88DB

#4D88DB is a light, vivid blue. Relative luminance 0.243; OKLCH L 62.6% C 0.140 H 257.2°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4D88DB
RGB	rgb(77, 136, 219)
HSL	hsl(215, 66%, 58%)
HSV	hsv(215, 65%, 86%)
CMYK	cmyk(64.8%, 37.9%, 0%, 14.1%)
CIE-LAB	lab(56.39, 6.84, -48.14)
CIE-LCH	lch(56.39, 48.62, 278.08°)
OKLab	oklab(62.57% -0.031 -0.1369)
OKLCH	oklch(62.57% 0.14 257.2)
XYZ	xyz(24.6463, 24.2982, 70.3952)
Luminance	0.2430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D88DB #DBA04D

analogous

#4DCFDB #4D88DB #594DDB

triadic

#4D88DB #DB4D88 #88DB4D

tetradic

#4D88DB #DB4DCF #DBA04D #4DDB59

square

#4D88DB #DB4DCF #DBA04D #4DDB59

split-complementary

#4D88DB #DB594D #CFDB4D

monochromatic

#1D4D90 #2768C3 #4D88DB #80AAE5 #B3CCF0

Accessibility & contrast

On white

3.58

#4D88DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#4D88DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D88DB

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D88DB	#FFFFFF	#000000	##000000
##4D88DB	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638EDE

Deuteranopia (green-blind)

#4F81D9

Tritanopia (blue-blind)

#009BA7

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4d88db;
/* rgb */ color: rgb(77, 136, 219);
/* oklch */ color: oklch(62.6% 0.140 257.2);

Tailwind

colors: {
  custom: {
    50: '#8caae6',
    500: '#4d88db',
    950: '#000000',
  },
}

SCSS

$custom: #4d88db;
$custom-light: #8caae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d88db",
  "rgb": {
    "r": 77,
    "g": 136,
    "b": 219
  },
  "hsl": {
    "h": 215.07,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.62574,
    "c": 0.14033,
    "h": 257.2
  },
  "luminance": 0.24301
}

Semantic roles & 50–950 ramp

primary

#4D88DB

secondary

#DEC7A6

accent

#A23FE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4D88DB

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

Preview Lab → · Contrast checker → · Palette generator →