#ADDFC9
Closest named color: Celeste (#A8DADC). oklch(86.3% 0.06 166.3), rgb(173, 223, 201).
Aa
Black text reads best on this color (14.17:1).
About this color
#ADDFC9 is a light, muted green. In OKLCH its lightness is 86%, its chroma 0.060 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.034 away. Black text reads best on it, at 14.17:1.
| Hue family | Greens |
| Lightness | light (86%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.17:1 |
| White text | 1.48:1 |
Values
| HEX | #ADDFC9 |
| RGB | rgb(173, 223, 201) |
| HSL | hsl(154, 44%, 78%) |
| OKLCH | oklch(86.3% 0.06 166.3) |
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 #ADDFC9 | 1.48:1 | Fails | Lc -25.7 | Dividers and decoration only |
| Black text on #ADDFC9 | 14.17:1 | AAA | Lc 81.1 | Fine for body text |
| #ADDFC9 text on white | 1.48:1 | Fails | Lc 22.7 | Dividers and decoration only |
| #ADDFC9 text on black | 14.17:1 | AAA | Lc -80.6 | Fine 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 200.
-
Step 50
50
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DDEFE6
oklch(93.6% 0.022 164.5)
-
Step 200
200 (this color)
#ADDFC9
oklch(86.3% 0.06 166.3)
-
Step 300
300
#90D1B5
oklch(80.9% 0.077 165.8)
-
Step 400
400
#41B98F
oklch(70.8% 0.124 166.1)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#ADDFC9 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) | #DDD8C8 | 0.061 |
| Deuteranopia (no green cones) | #D4D1CA | 0.059 |
| Tritanopia (no blue cones) | #A2DFD8 | 0.023 |
| Achromatopsia (no color) | #D4D4D4 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADDFC9
#ADDFC9
oklch(86.3% 0.06 166.3)
- #F0C3DA
#F0C3DA
oklch(86.3% 0.059 346.3)
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 #ADDFC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.034
- Light Teal #90E4C1 ΔE 0.037
- Powder Blue #B0E0E6 ΔE 0.040
- Tiffany Blue #94D2BD ΔE 0.048
- Tea Green #CAE7B9 ΔE 0.049
- Light Blue #ADD8E6 ΔE 0.050
- Pale Turquoise #AFEEEE ΔE 0.055
- Light Grey Green #B7E1A1 ΔE 0.055
Use #ADDFC9 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.