#83B9EA
Closest named color: Carolina Blue (#8AB8FE). oklch(76.7% 0.091 246.7), rgb(131, 185, 234).
Aa
Black text reads best on this color (10.09:1).
About this color
#83B9EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.091 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.032 away. Black text reads best on it, at 10.09:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.09:1 |
| White text | 2.08:1 |
Values
| HEX | #83B9EA |
| RGB | rgb(131, 185, 234) |
| HSL | hsl(209, 71%, 72%) |
| OKLCH | oklch(76.7% 0.091 246.7) |
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 #83B9EA | 2.08:1 | Fails | Lc -45.2 | Large or bold text, headings |
| Black text on #83B9EA | 10.09:1 | AAA | Lc 63.4 | Content text, not long reading |
| #83B9EA text on white | 2.08:1 | Fails | Lc 40.6 | Non-text elements, placeholder text |
| #83B9EA text on black | 10.09:1 | AAA | Lc -61.7 | 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
#EFF6FD
oklch(97% 0.012 248)
-
Step 100
100
#DCECFB
oklch(93.6% 0.027 246.3)
-
Step 200
200
#BFDDF9
oklch(88.5% 0.05 246.6)
-
Step 300
300 (this color)
#83B9EA
oklch(76.7% 0.091 246.7)
-
Step 400
400
#48A7F5
oklch(70.6% 0.145 246.7)
-
Step 500
500
#008FE6
oklch(63.1% 0.164 246.6)
-
Step 600
600
#0078C2
oklch(55.6% 0.145 246.5)
-
Step 700
700
#0065A4
oklch(49.2% 0.127 246.3)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900
#004472
oklch(37.6% 0.099 246.8)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#83B9EA 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) | #A5BAEC | 0.041 |
| Deuteranopia (no green cones) | #98AFE9 | 0.034 |
| Tritanopia (no blue cones) | #59C5C9 | 0.078 |
| Achromatopsia (no color) | #B4B4B4 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83B9EA
#83B9EA
oklch(76.7% 0.091 246.7)
- #DBA874
#DBA874
oklch(76.7% 0.091 66.3)
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 #83B9EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.032
- Lightblue #7BC8F6 ΔE 0.039
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Light Grey Blue #9DBCD4 ΔE 0.045
- Sky #82CAFC ΔE 0.046
- Pastel Blue #A2BFFE ΔE 0.050
- Vivid Sky Blue #4CC9F0 ΔE 0.056
- Light Sky Blue #87CEFA ΔE 0.056
Use #83B9EA 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.