#1A5BB0#1A5BB0

#1A5BB0 is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 48.0% C 0.150 H 257.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#1A5BB0
RGB	rgb(26, 91, 176)
HSL	hsl(214, 74%, 40%)
HSV	hsv(214, 85%, 69%)
CMYK	cmyk(85.2%, 48.3%, 0%, 31%)
CIE-LAB	lab(39.30, 12.47, -50.85)
CIE-LCH	lch(39.30, 52.35, 283.78°)
OKLab	oklab(48.04% -0.0332 -0.1463)
OKLCH	oklch(48.04% 0.15 257.2)
XYZ	xyz(12.0007, 10.8349, 42.5247)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5BB0 #B06F1A

analogous

#1AA6B0 #1A5BB0 #241AB0

triadic

#1A5BB0 #B01A5B #5BB01A

tetradic

#1A5BB0 #B01AA6 #B06F1A #1AB024

square

#1A5BB0 #B01AA6 #B06F1A #1AB024

split-complementary

#1A5BB0 #B0241A #A6B01A

monochromatic

#0A2445 #123F7B #1A5BB0 #2877DF #5D99E7

Accessibility & contrast

On white

6.63

#1A5BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1A5BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A5BB0

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5BB0	#FFFFFF	#000000	##FFFFFF
##1A5BB0	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A64B3

Deuteranopia (green-blind)

#0056AE

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1a5bb0;
/* rgb */ color: rgb(26, 91, 176);
/* oklch */ color: oklch(48.0% 0.150 257.2);

Tailwind

colors: {
  custom: {
    50: '#7288c8',
    500: '#1a5bb0',
    950: '#000000',
  },
}

SCSS

$custom: #1a5bb0;
$custom-light: #7288c8;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5bb0",
  "rgb": {
    "r": 26,
    "g": 91,
    "b": 176
  },
  "hsl": {
    "h": 214,
    "s": 74.257,
    "l": 39.608
  },
  "oklch": {
    "l": 0.48043,
    "c": 0.15,
    "h": 257.2
  },
  "luminance": 0.10836
}

Semantic roles & 50–950 ramp

primary

#1A5BB0

secondary

#CB9A5B

accent

#A037F1

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #1A5BB0

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

Preview Lab → · Contrast checker → · Palette generator →