#ECF06B#ECF06B

#ECF06B is a very light, vivid yellow. Relative luminance 0.812; OKLCH L 92.7% C 0.155 H 110.7°. Best body text is #000000 at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#ECF06B
RGB	rgb(236, 240, 107)
HSL	hsl(62, 82%, 68%)
HSV	hsv(62, 55%, 94%)
CMYK	cmyk(1.7%, 0%, 55.4%, 5.9%)
CIE-LAB	lab(92.23, -18.42, 62.55)
CIE-LCH	lch(92.23, 65.21, 106.40°)
OKLab	oklab(92.66% -0.0547 0.145)
OKLCH	oklch(92.66% 0.155 110.7)
XYZ	xyz(68.4077, 81.2162, 25.9798)
Luminance	0.8122 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF06B #6F6BF0

analogous

#F0B26B #ECF06B #A9F06B

triadic

#ECF06B #6BECF0 #F06BEC

tetradic

#ECF06B #6BF0B2 #6F6BF0 #F06BA9

square

#ECF06B #6BF0B2 #6F6BF0 #F06BA9

split-complementary

#ECF06B #6BA9F0 #B26BF0

monochromatic

#C6CC15 #E5EA33 #ECF06B #F3F6A3 #FAFBDA

Accessibility & contrast

On white

1.22

#ECF06B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.24

#ECF06B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF06B

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF06B	#FFFFFF	#000000	##000000
##ECF06B	1.00	1.22	17.24	17.24
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.24	21.00	1.00	1.00
##000000	17.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE75D

Deuteranopia (green-blind)

#FFEB73

Tritanopia (blue-blind)

#FAE3D3

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #ecf06b;
/* rgb */ color: rgb(236, 240, 107);
/* oklch */ color: oklch(92.7% 0.155 110.7);

Tailwind

colors: {
  custom: {
    50: '#f5f49a',
    500: '#ecf06b',
    950: '#000000',
  },
}

SCSS

$custom: #ecf06b;
$custom-light: #f5f49a;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf06b",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 107
  },
  "hsl": {
    "h": 61.805,
    "s": 81.595,
    "l": 68.039
  },
  "oklch": {
    "l": 0.92662,
    "c": 0.155,
    "h": 110.7
  },
  "luminance": 0.81215
}

Semantic roles & 50–950 ramp

primary

#ECF06B

secondary

#3B37C8

accent

#08DE0E

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF06B

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

Preview Lab → · Contrast checker → · Palette generator →