#ECFFDB
Closest named color: Light Goldenrod Yellow (#FAFAD2). oklch(97.7% 0.051 130.1), rgb(236, 255, 219).
Aa
Black text reads best on this color (19.89:1).
About this color
#ECFFDB is a very light, muted green. In OKLCH its lightness is 98%, its chroma 0.051 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Goldenrod Yellow (#FAFAD2), ΔE 0.020 away. Black text reads best on it, at 19.89:1.
| Hue family | Greens |
| Lightness | very light (98%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Light Goldenrod Yellow (#FAFAD2) |
| Black text | 19.89:1 |
| White text | 1.05:1 |
Values
| HEX | #ECFFDB |
| RGB | rgb(236, 255, 219) |
| HSL | hsl(92, 100%, 93%) |
| OKLCH | oklch(97.7% 0.051 130.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #ECFFDB | 1.05:1 | Fails | Lc 0.0 | Not readable |
| Black text on #ECFFDB | 19.89:1 | AAA | Lc 102.3 | Preferred for body text |
| #ECFFDB text on white | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #ECFFDB text on black | 19.89:1 | AAA | Lc -103.7 | Preferred for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 50.
-
Step 50
50 (this color)
#ECFFDB
oklch(97.7% 0.051 130.1)
-
Step 100
100
#E6EDDF
oklch(93.7% 0.02 128.7)
-
Step 200
200
#D1DEC5
oklch(88.4% 0.036 129.7)
-
Step 300
300
#B3CA9D
oklch(81% 0.066 129.8)
-
Step 400
400
#8BAE66
oklch(70.7% 0.106 129.9)
-
Step 500
500
#6E9939
oklch(63.1% 0.134 129.9)
-
Step 600
600
#55830A
oklch(55.6% 0.146 130.2)
-
Step 700
700
#466E00
oklch(48.9% 0.132 130.2)
-
Step 800
800
#395A04
oklch(42.6% 0.113 130.2)
-
Step 900
900
#314A11
oklch(37.6% 0.087 130.3)
-
Step 950
950
#1D2C0C
oklch(27.1% 0.056 130.5)
#ECFFDB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #FFFAD9 | 0.026 |
| Deuteranopia (no green cones) | #FFF8DC | 0.030 |
| Tritanopia (no blue cones) | #EDFCF5 | 0.038 |
| Achromatopsia (no color) | #F9F9F9 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECFFDB
#ECFFDB
oklch(97.7% 0.051 130.1)
- #FAF5FF
#FAF5FF
oklch(97.7% 0.014 308.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #ECFFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Goldenrod Yellow #FAFAD2 ΔE 0.020
- Eggshell #FFFFD4 ΔE 0.025
- Light Yellow #FFFFE0 ΔE 0.026
- Pale #FFF9D0 ΔE 0.027
- Lemon Chiffon #FFFACD ΔE 0.027
- Beige #F5F5DC ΔE 0.028
- Off White #FFFFE4 ΔE 0.028
- Honeydew #F0FFF0 ΔE 0.029
Use #ECFFDB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.