#83B7EF
Closest named color: Carolina Blue (#8AB8FE). oklch(76.4% 0.098 251), rgb(131, 183, 239).
Aa
Black text reads best on this color (9.98:1).
About this color
#83B7EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.098 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.024 away. Black text reads best on it, at 9.98:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.98:1 |
| White text | 2.10:1 |
Values
| HEX | #83B7EF |
| RGB | rgb(131, 183, 239) |
| HSL | hsl(211, 77%, 73%) |
| OKLCH | oklch(76.4% 0.098 251) |
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 #83B7EF | 2.10:1 | Fails | Lc -45.7 | Large or bold text, headings |
| Black text on #83B7EF | 9.98:1 | AAA | Lc 62.9 | Content text, not long reading |
| #83B7EF text on white | 2.10:1 | Fails | Lc 41.1 | Non-text elements, placeholder text |
| #83B7EF text on black | 9.98:1 | AAA | Lc -61.2 | Content text, not long reading |
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
#EFF6FE
oklch(97% 0.013 251.6)
-
Step 100
100
#DCECFD
oklch(93.6% 0.029 249.8)
-
Step 200
200
#BFDCFD
oklch(88.4% 0.055 251.8)
-
Step 300
300 (this color)
#83B7EF
oklch(76.4% 0.098 251)
-
Step 400
400
#4BA5FE
oklch(70.8% 0.156 250.8)
-
Step 500
500
#008BF3
oklch(63.1% 0.184 251.1)
-
Step 600
600
#0075CD
oklch(55.6% 0.161 250.9)
-
Step 700
700
#0062AE
oklch(49.1% 0.143 251.1)
-
Step 800
800
#005090
oklch(42.7% 0.125 251.1)
-
Step 900
900
#004279
oklch(37.6% 0.11 251.3)
-
Step 950
950
#00274B
oklch(27% 0.079 251.1)
#83B7EF 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) | #A1B9F2 | 0.037 |
| Deuteranopia (no green cones) | #94AEEE | 0.029 |
| Tritanopia (no blue cones) | #57C4CA | 0.085 |
| Achromatopsia (no color) | #B3B3B3 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83B7EF
#83B7EF
oklch(76.4% 0.098 251)
- #DAA86B
#DAA86B
oklch(76.5% 0.098 71)
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 #83B7EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.024
- Lightblue #7BC8F6 ΔE 0.044
- Pastel Blue #A2BFFE ΔE 0.048
- Sky #82CAFC ΔE 0.050
- Light Grey Blue #9DBCD4 ΔE 0.053
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Light Sky Blue #87CEFA ΔE 0.061
- Vivid Sky Blue #4CC9F0 ΔE 0.061
Use #83B7EF 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.