#83ADE9
Closest named color: Carolina Blue (#8AB8FE). oklch(74% 0.099 257.3), rgb(131, 173, 233).
Aa
Black text reads best on this color (9.11:1).
About this color
#83ADE9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.099 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.039 away. Black text reads best on it, at 9.11:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.11:1 |
| White text | 2.30:1 |
Values
| HEX | #83ADE9 |
| RGB | rgb(131, 173, 233) |
| HSL | hsl(215, 70%, 71%) |
| OKLCH | oklch(74% 0.099 257.3) |
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 #83ADE9 | 2.30:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #83ADE9 | 9.11:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #83ADE9 text on white | 2.30:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #83ADE9 text on black | 9.11:1 | AAA | Lc -56.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF6
oklch(93.7% 0.017 256.3)
-
Step 200
200
#CBDAF0
oklch(88.4% 0.034 257.9)
-
Step 300
300
#A8C3E9
oklch(81% 0.061 256.9)
-
Step 400
400 (this color)
#83ADE9
oklch(74% 0.099 257.3)
-
Step 500
500
#568AD5
oklch(63.1% 0.127 257.6)
-
Step 600
600
#3A73C2
oklch(55.7% 0.137 257.1)
-
Step 700
700
#2C60A7
oklch(49.1% 0.127 257)
-
Step 800
800
#264F88
oklch(42.9% 0.105 257.2)
-
Step 900
900
#23426C
oklch(37.7% 0.081 256.5)
-
Step 950
950
#152740
oklch(27.1% 0.053 256.9)
#83ADE9 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) | #97B0EC | 0.027 |
| Deuteranopia (no green cones) | #8BA6E8 | 0.020 |
| Tritanopia (no blue cones) | #5CBAC2 | 0.087 |
| Achromatopsia (no color) | #ABABAB | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83ADE9
#83ADE9
oklch(74% 0.099 257.3)
- #CEA360
#CEA360
oklch(74.1% 0.099 77.4)
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 #83ADE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.039
- Periwinkle Blue #8F99FB ΔE 0.065
- Light Grey Blue #9DBCD4 ΔE 0.067
- Pastel Blue #A2BFFE ΔE 0.067
- Lightblue #7BC8F6 ΔE 0.070
- Light Cornflower Blue #98C1D9 ΔE 0.072
- Sky #82CAFC ΔE 0.076
- Cool Steel #97A7B3 ΔE 0.078
Use #83ADE9 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.