#ADD2ED
Closest named color: Light Blue (#ADD8E6). oklch(84.6% 0.055 240), rgb(173, 210, 237).
Aa
Black text reads best on this color (13.21:1).
About this color
#ADD2ED is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.055 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.022 away. Black text reads best on it, at 13.21:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.21:1 |
| White text | 1.58:1 |
Values
| HEX | #ADD2ED |
| RGB | rgb(173, 210, 237) |
| HSL | hsl(205, 64%, 80%) |
| OKLCH | oklch(84.6% 0.055 240) |
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 #ADD2ED | 1.58:1 | Fails | Lc -30.1 | Non-text elements, placeholder text |
| Black text on #ADD2ED | 13.21:1 | AAA | Lc 77.1 | Fine for body text |
| #ADD2ED text on white | 1.58:1 | Fails | Lc 26.7 | Dividers and decoration only |
| #ADD2ED text on black | 13.21:1 | AAA | Lc -76.3 | 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 300.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF4
oklch(93.7% 0.016 239.1)
-
Step 200
200
#C8DCEC
oklch(88.4% 0.031 242)
-
Step 300
300 (this color)
#ADD2ED
oklch(84.6% 0.055 240)
-
Step 400
400
#6CA8D2
oklch(70.7% 0.088 240.2)
-
Step 500
500
#4092C6
oklch(63.2% 0.111 239.8)
-
Step 600
600
#147BB2
oklch(55.6% 0.121 239.7)
-
Step 700
700
#006799
oklch(49% 0.112 240)
-
Step 800
800
#0A547C
oklch(42.6% 0.093 240.1)
-
Step 900
900
#154664
oklch(37.7% 0.073 240)
-
Step 950
950
#0E293B
oklch(27% 0.047 240.8)
#ADD2ED 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) | #C7D1EE | 0.032 |
| Deuteranopia (no green cones) | #BECAED | 0.028 |
| Tritanopia (no blue cones) | #9AD9DB | 0.043 |
| Achromatopsia (no color) | #CDCDCD | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD2ED
#ADD2ED
oklch(84.6% 0.055 240)
- #E8C5A9
#E8C5A9
oklch(84.6% 0.055 60.6)
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 #ADD2ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.022
- Light Blue Grey #B7C9E2 ΔE 0.025
- Baby Blue #A2CFFE ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.037
- Celeste #A8DADC ΔE 0.038
- Powder Blue #B0E0E6 ΔE 0.043
- Cloudy Blue #ACC2D9 ΔE 0.044
- Sky Blue #87CEEB ΔE 0.045
Use #ADD2ED 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.