#1A4E63#1A4E63

#1A4E63 is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 39.9% C 0.064 H 228.5°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A4E63
RGB	rgb(26, 78, 99)
HSL	hsl(197, 58%, 25%)
HSV	hsv(197, 74%, 39%)
CMYK	cmyk(73.7%, 21.2%, 0%, 61.2%)
CIE-LAB	lab(30.80, -9.51, -17.24)
CIE-LCH	lch(30.80, 19.69, 241.13°)
OKLab	oklab(39.95% -0.0427 -0.0483)
OKLCH	oklch(39.95% 0.064 228.5)
XYZ	xyz(5.4016, 6.5686, 12.7852)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4E63 #632F1A

analogous

#1A6354 #1A4E63 #1A2A63

triadic

#1A4E63 #631A4E #4E631A

tetradic

#1A4E63 #541A63 #632F1A #2A631A

square

#1A4E63 #541A63 #632F1A #2A631A

split-complementary

#1A4E63 #631A2A #63541A

monochromatic

#061318 #0D2833 #1A4E63 #277493 #339AC4

Accessibility & contrast

On white

9.08

#1A4E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1A4E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4E63

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4E63	#FFFFFF	#000000	##FFFFFF
##1A4E63	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434D64

Deuteranopia (green-blind)

#394563

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1a4e63;
/* rgb */ color: rgb(26, 78, 99);
/* oklch */ color: oklch(39.9% 0.064 228.5);

Tailwind

colors: {
  custom: {
    50: '#617f8f',
    500: '#1a4e63',
    950: '#000000',
  },
}

SCSS

$custom: #1a4e63;
$custom-light: #617f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4e63",
  "rgb": {
    "r": 26,
    "g": 78,
    "b": 99
  },
  "hsl": {
    "h": 197.26,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.39947,
    "c": 0.06444,
    "h": 228.5
  },
  "luminance": 0.06569
}

Semantic roles & 50–950 ramp

primary

#1A4E63

secondary

#995A40

accent

#7346E2

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #1A4E63

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

Preview Lab → · Contrast checker → · Palette generator →