#ADDEE5
Closest named color: Powder Blue (#B0E0E6). oklch(86.9% 0.051 207.1), rgb(173, 222, 229).
Aa
Black text reads best on this color (14.35:1).
About this color
#ADDEE5 is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.051 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.007 away. Black text reads best on it, at 14.35:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.35:1 |
| White text | 1.46:1 |
Values
| HEX | #ADDEE5 |
| RGB | rgb(173, 222, 229) |
| HSL | hsl(188, 52%, 79%) |
| OKLCH | oklch(86.9% 0.051 207.1) |
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 #ADDEE5 | 1.46:1 | Fails | Lc -24.9 | Dividers and decoration only |
| Black text on #ADDEE5 | 14.35:1 | AAA | Lc 81.8 | Fine for body text |
| #ADDEE5 text on white | 1.46:1 | Fails | Lc 21.9 | Dividers and decoration only |
| #ADDEE5 text on black | 14.35:1 | AAA | Lc -81.4 | 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
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100
#DCEEF0
oklch(93.6% 0.019 204.8)
-
Step 200
200 (this color)
#ADDEE5
oklch(86.9% 0.051 207.1)
-
Step 300
300
#8DCDD6
oklch(80.8% 0.066 207)
-
Step 400
400
#3AB3C2
oklch(70.7% 0.106 207)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008390
oklch(55.7% 0.096 207)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#ADDEE5 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) | #D6DAE6 | 0.051 |
| Deuteranopia (no green cones) | #CCD2E5 | 0.047 |
| Tritanopia (no blue cones) | #9BE2E0 | 0.024 |
| Achromatopsia (no color) | #D5D5D5 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADDEE5
#ADDEE5
oklch(86.9% 0.051 207.1)
- #F4C8C2
#F4C8C2
oklch(86.9% 0.051 27.2)
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 #ADDEE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.007
- Celeste #A8DADC ΔE 0.016
- Light Blue #ADD8E6 ΔE 0.017
- Pale Turquoise #AFEEEE ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.044
- Robin's Egg Blue #98EFF9 ΔE 0.046
- Light Gray #D3D3D3 ΔE 0.051
- Light Blue Grey #B7C9E2 ΔE 0.055
Use #ADDEE5 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.