#4E88BC#4E88BC

#4E88BC is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 61.0% C 0.100 H 247.3°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4E88BC
RGB	rgb(78, 136, 188)
HSL	hsl(208, 45%, 52%)
HSV	hsv(208, 59%, 74%)
CMYK	cmyk(58.5%, 27.7%, 0%, 26.3%)
CIE-LAB	lab(54.92, -3.34, -32.91)
CIE-LCH	lch(54.92, 33.08, 264.20°)
OKLab	oklab(60.95% -0.0387 -0.0925)
OKLCH	oklch(60.95% 0.1 247.3)
XYZ	xyz(21.0198, 22.8570, 50.8713)
Luminance	0.2286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E88BC #BC824E

analogous

#4EBCB9 #4E88BC #4E51BC

triadic

#4E88BC #BC4E88 #88BC4E

tetradic

#4E88BC #B94EBC #BC824E #51BC4E

square

#4E88BC #B94EBC #BC824E #51BC4E

split-complementary

#4E88BC #BC4E51 #BCB94E

monochromatic

#274A68 #386995 #4E88BC #7AA6CD #A7C4DE

Accessibility & contrast

On white

3.77

#4E88BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#4E88BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E88BC

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E88BC	#FFFFFF	#000000	##000000
##4E88BC	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728ABE

Deuteranopia (green-blind)

#637FBB

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4e88bc;
/* rgb */ color: rgb(78, 136, 188);
/* oklch */ color: oklch(61.0% 0.100 247.3);

Tailwind

colors: {
  custom: {
    50: '#88aad0',
    500: '#4e88bc',
    950: '#000000',
  },
}

SCSS

$custom: #4e88bc;
$custom-light: #88aad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e88bc",
  "rgb": {
    "r": 78,
    "g": 136,
    "b": 188
  },
  "hsl": {
    "h": 208.364,
    "s": 45.082,
    "l": 52.157
  },
  "oklch": {
    "l": 0.6095,
    "c": 0.10026,
    "h": 247.3
  },
  "luminance": 0.22859
}

Semantic roles & 50–950 ramp

primary

#4E88BC

secondary

#CBB29B

accent

#9053D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4E88BC

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

Preview Lab → · Contrast checker → · Palette generator →